CN108674343B - A kind of power supply for passenger car controller and working method - Google Patents
A kind of power supply for passenger car controller and working method Download PDFInfo
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- CN108674343B CN108674343B CN201811036388.5A CN201811036388A CN108674343B CN 108674343 B CN108674343 B CN 108674343B CN 201811036388 A CN201811036388 A CN 201811036388A CN 108674343 B CN108674343 B CN 108674343B
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- power supply
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- 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
- B60R16/03—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 supply of electrical power to vehicle subsystems or for
Abstract
The present invention relates to power supply control fields, and in particular to a kind of power supply for passenger car controller and its working method, this power-supply controller of electric includes: processing unit, detection unit, and the first, second output circuit of access control electricity；It is adapted to detect for the voltage value of control electricity by detection unit, and will test result and be sent to processing unit, the processing unit is suitable for switching according to testing result the output of two output circuits；Effectively control electricity can detect by this power-supply controller of electric and its working method and can two-way output, enable to subsequent output circuit safer, and circuit structure is simple, precision is high, stability is good, versatile, saves the cumbersome work because of control electricity two kinds of modules of different configurations.
Description
Technical field
The present invention relates to power supply control fields, in particular to a kind of power supply for passenger car controller and working method.
Background technique
System of Passenger Cars on Qingzang Railway inverter is integrated in cabinet with modular form, and inside is that Dual module configures, and is mutually redundant, when
One inverter breaks down, the practicable rescue power supply of another inverter.Inverter is divided into ordinary vehicle type and officer's car
Type, inputting main electricity is DC600V, and output is three-phase AC380V.Main difference is control electricity, and respectively ordinary vehicle type is
DC110V(scope range of the fluctuation of voltage DC77V~DC137.5V), public affair vehicle be DC48V(scope range of the fluctuation of voltage DC39V~
DC60V).Due to controlling power supply difference, the device such as contactor for passing through control power work inside inverter also presses vehicle not
With adapted DC110V type and DC48V type respectively.
Two kinds of inverter working principles, main circuit design and function are identical, are only that the difference of input control electricity
And two kinds of modules need to be separately configured.And two kinds of inverter appearance no significant differences, once occurred being sent into DC110V to public affair vehicle
Control electricity causes inside by controlling the case where device scaling loss of power work causes entire inverter that can not work, and case
The directly shared control electricity all the way of internal two Inverters, once power transmission, two modules are electric with regard to obtaining simultaneously, such as operate in certain
A little special sectors are not required to what two inverters worked at the same time, can not also stop the work of any inverter manually,
To cause energy waste.So needing to design a kind of power-supply controller of electric.
Summary of the invention
The object of the present invention is to provide a kind of power-supply controller of electric and its working methods.
In order to solve the above-mentioned technical problems, the present invention provides a kind of power-supply controller of electric, comprising: processing unit, detection are single
Member, and the first, second output circuit of access control electricity；The detection unit is adapted to detect for the voltage value of control electricity, and will
Testing result is sent to processing unit, and the processing unit is suitable for switching according to testing result the output of two output circuits.
Further, the detection unit includes: sample circuit, reference circuit and comparison circuit；Wherein
The sample circuit is used for the voltage signal of acquisition control electricity, and electric to comparison is input to after voltage signal decompression
Road, the comparison circuit by the voltage signal after decompression compared with the reference voltage value that reference circuit exports after export the detection
As a result.
Further, the sample circuit includes: reduction voltage circuit and protection circuit；Wherein the reduction voltage circuit includes the first collection
At amplifier, controls electric anode, negative terminal and is connected respectively by several resistance with the reverse side of the first integrated transporting discharging, in-phase end,
And in-phase end also passes through a resistance eutral grounding, reverse side connects the output end of the first integrated transporting discharging by the first feedback resistance；Institute
Stating protection circuit includes being connected between the first integrated transporting discharging in-phase end, reverse side and two positive and negative two poles being arranged in parallel
Pipe；And using the output end of the integrated transporting discharging as the output end of sample circuit.
Further, the reference circuit is suitable for exporting the reference voltage value to comparison circuit by power supply chip.
Further, the comparison circuit includes the second integrated transporting discharging；The reverse side of first integrated transporting discharging connects sampling
The output end of circuit, in-phase end access reference voltage value；It is connected between the in-phase end and output end of first integrated transporting discharging
There is the second feedback resistance；
The output end of second integrated transporting discharging is also connected with pull-up resistor, and is suitable for exporting the testing result.
Further, first output circuit includes the first intermediate relay, and first intermediate relay is suitable for control
Multiple-channel output；
Second output circuit includes the second intermediate relay, and the output end of second intermediate relay passes through one
DC-DC conversion module forms multiple-channel output；
Each output end of first, second output circuit is connected to respectively by corresponding manual switch respectively after being correspondingly connected with
Inverter；Wherein
If control electricity is high pressure, the processing unit obtains electric will accordingly control electricity suitable for the first intermediate relay of control
Directly it is operated with manual switches each inverter of access；
If control electricity is low pressure, the processing unit is suitable for the second intermediate relay of control and obtains electric to pass through will control electricity
Each inverter is accessed to after the boosting of DC-DC conversion module and by manual switch.
On the other hand the present invention provides a kind of working methods of power-supply controller of electric, comprising: acquisition control electricity；According to control
Control is electrically connected to corresponding output circuit and exported by the collection result of electricity.
Further, the working method is suitable for realizing using above-mentioned power-supply controller of electric.
The invention has the advantages that the present invention can detect the voltage value of control electricity by detection circuit, and can cut
Change two-way circuit output into；By enabling to subsequent output circuit safer control electro-detection；And circuit structure
Simply, precision is high, and stability is good, versatile, saves the cumbersome work because of control electricity two kinds of modules of different configurations.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the functional block diagram of power-supply controller of electric of the present invention；
Fig. 2 is the circuit diagram of detection unit of the invention；
In figure: 1 is sample circuit, and 2 be reference circuit, and 3 be comparison circuit.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Power-supply controller of electric provided by the present invention and its working method are not required to individually designed for ordinary vehicle type and officer's car
Pattern block, unified to control electric electricity consumption device progress module design according to DC110V, internal components configuration is identical, increases general
Property, and can device scaling loss caused by preventing error power transmission, and can select need the inverter of work by switch manual.
Embodiment 1
Fig. 1 is the functional block diagram of power-supply controller of electric of the present invention；
In the present embodiment, as shown in Figure 1；Present embodiments provide a kind of power-supply controller of electric, comprising: processing unit, inspection
Survey unit, and the first, second output circuit of access control electricity；The detection unit is adapted to detect for the voltage value of control electricity,
And will test result and be sent to processing unit, the processing unit is suitable for switching according to testing result the output of two output circuits；It is logical
The control electricity of different voltages can be handled by crossing the first, second output circuit.
Fig. 2 illustrates the circuit diagram of detection unit of the invention；In the present embodiment, the detection unit includes:
Sample circuit 1, reference circuit 2 and comparison circuit 3；Wherein the sample circuit 1 is used for the voltage signal of acquisition control electricity, and
To being input to comparison circuit 3 after voltage signal decompression, the comparison circuit 3 by after decompression voltage signal and reference circuit 2 it is defeated
The relatively rear output test result mUi of reference voltage value out；By detection unit can to control electricity voltage value Division identification,
And testing result can be sent to processing unit.
In the present embodiment, the sample circuit 1 includes: reduction voltage circuit and protection circuit；The wherein reduction voltage circuit packet
Include the first integrated transporting discharging N1, control the anode of electricity, negative terminal respectively by the reverse side of several resistance and the first integrated transporting discharging N1,
In-phase end is connected and its in-phase end also passes through resistance R3 ground connection, and reverse side is collected by the first feedback resistance R4 connection first
At the output end of amplifier N1；The protection circuit include be connected to it is between the first integrated transporting discharging N1 in-phase end, reverse side and just
The diode V01 and diode V02 of inverse parallel setting；And using the output end of the first integrated transporting discharging N1 as sample circuit
1 output end；The reduction voltage circuit of sample circuit 1 is by resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance
R20, resistance R21, resistance R22, resistance R23 and resistance R24 are constituted；Wherein resistance R10, resistance R11, resistance R12, resistance R13
It is sequentially connected in series with resistance R14, and the U of one end of resistance R10 and control electricityi+End is connected；Resistance R20, resistance R21, resistance R22,
Resistance R23 and resistance R24 are sequentially connected in series, and one end of resistance R20 and control electricity Ui-End is connected；First integrated transporting discharging N1 output
The value of voltage signal is ratio value Ui/20, Ui=Ui+-Ui-, each resistance sets resistance value according to this ratio value in sample circuit 1:
R3=R4=(R10+R11+R12+R13+R14)/20=(R20+R21+R22+R23+R24)/20；When control electricity Ui is defeated
Enter and can consider average value for DC48V() when, scope range of the fluctuation of voltage DC39V~DC60V, defeated after over-sampling circuit 1 at this time
It is out also a undulating value, i.e. DC1.95V~DC3.0V；When control electricity input is that DC110V(can consider average value) when, this
When scope range of the fluctuation of voltage DC77V~DC137.5V, the output after over-sampling circuit 1 is also a undulating value, i.e. DC3.85V~
DC6.875V。
In the present embodiment, the reference circuit 2 is suitable for exporting the reference voltage value by power supply chip U1 to comparing
Circuit 3；Reference circuit 2 further includes capacitor C2, capacitor C3, and wherein capacitor C2 is as input filter one end and power supply chip U1
The end Input (No. 3 pins) is connected with+Vcc, other end ground connection；Capacitor C3 is as output filtering one end and power supply chip U1
The end Output (No. 2 pins) be electrically connected after input comparison circuit 3, the other end ground connection；(No. 1 is drawn at the end GND of power supply chip U1
Foot) ground connection；Power supply chip U1 is the reference voltage of the voltage reference chip output 3.3V of Width funtion input high-accuracy stable output
Value.
In the present embodiment, the comparison circuit 3 includes the second integrated transporting discharging N2；The reverse phase of the second integrated transporting discharging N2
The output end of end connection sample circuit 1, in-phase end access reference voltage value；The in-phase end of the second integrated transporting discharging N2 with it is defeated
The second feedback resistance R7 is connected between outlet；The output end of the second integrated transporting discharging N2 is also connected with pull-up resistor R8, and
Suitable for exporting the testing result；When input control electricity is DC48V, the value exported after sampled circuit 1 is less than reference circuit
The reference voltage value 3.3V of output, output test result are high level；When input control electricity is DC110V, sampled circuit 1
The value exported afterwards is greater than the reference voltage value 3.3V of reference circuit output, and output test result is low level.
In the present embodiment, first output circuit includes the first intermediate relay, and first intermediate relay is suitable
In control multiple-channel output；Second output circuit includes the second intermediate relay, the output end of second intermediate relay
Multiple-channel output is formed by a DC-DC conversion module, above-mentioned multiple-channel output is adapted to the quantity of inverter；Described first,
By corresponding manual switch, (this power-supply controller of electric is in the open state respectively after each output end of second output circuit is correspondingly connected with
When, manual switch is generally also at closed state) it is connected to inverter；It is described wherein if control electricity is high pressure (110V)
Processing unit obtains electric electric be directly operated with manual switches of corresponding control is accessed each inversion electricity suitable for the first intermediate relay of control
Source；If control electricity is low pressure (48V), the processing unit is suitable for the second intermediate relay of control and obtains electric to pass through will control electricity
Inverter is accessed to by manual switch after the boosting of DC-DC conversion module；Control power supply of the detection unit to detect input
It is high pressure (110V) or low pressure (48V) and will test result and be transferred to processing unit；When the detection knot that processing unit receives
Fruit is attracted the first intermediate relay when being low level, is attracted in second when the testing result that processing unit receives is high level
Between relay；First intermediate relay is DC110V type, when input control electricity be DC110V when be attracted, and be operated with manual switches by
DC110V is transferred to inverter；Second intermediate relay is DC48V type, is attracted when input control electricity is DC48V, then leads to
Crossing DC-DC conversion module becomes DC110V for DC48V, and is operated with manual switches DC110V being transferred to inverter；It is working
Such as inverter is needed to stop working in the process, manual switch can be disconnected manually and stopped working.
Embodiment 2,
On the basis of embodiment 1, embodiment 2 provides a kind of working method of power-supply controller of electric, acquisition control electricity；According to
According to the collection result of control electricity, control is electrically connected to corresponding output circuit and is exported.
In the present embodiment, when the control electricity of input is DC110V, low level is exported after detection unit to processing unit,
Processing unit issues instruction the first intermediate relay of actuation after receiving after, DC110V control electricity is operated with manual switches input inversion electricity
Source；When the control electricity of input is DC48V, through detection unit output high level to processing unit, processing unit issues after receiving to be referred to
It enables after being attracted the second intermediate relay, DC48V control electricity becomes DC110V and be operated with manual switches again after entering DC-DC conversion module
Input inverter.
In the present embodiment, the working method is suitable for the realization of power-supply controller of electric described in sampling embodiment 1.
The present invention provides a kind of power-supply controller of electric and its working methods in summary, by detection unit to control electricity
Detection, processing unit are suitable for the control electricity output of different voltages to different output circuits；First output circuit is suitable for
Inverter is inputed to by electricity is controlled by the first intermediate relay and manual switch；Second output circuit is suitable for by the
Two intermediate relays, DC-DC conversion module and manual switch input to inverter for electricity is controlled.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (6)
1. a kind of power supply for passenger car controller characterized by comprising
Processing unit, detection unit, and the first, second output circuit of access control electricity；
The detection unit is adapted to detect for the voltage value of control electricity, and will test result and be sent to processing unit, and the processing is single
Member is suitable for switching according to testing result the output of two output circuits；
First output circuit includes the first intermediate relay, and first intermediate relay is suitable for control multiple-channel output；
Second output circuit includes the second intermediate relay, and the output end of second intermediate relay passes through a DC-DC
Conversion module forms multiple-channel output；
Each output end of first, second output circuit is connected to each inversion by corresponding manual switch respectively after being correspondingly connected with
Power supply；Wherein
If control electricity is high pressure, the processing unit be suitable for the first intermediate relay of control obtain it is electric with will accordingly control it is electric directly
It is operated with manual switches each inverter of access；
If control electricity is low pressure, the processing unit is suitable for the second intermediate relay of control and obtains electric to pass through DC- will control electricity
Each inverter is accessed to after the boosting of DC conversion module and by manual switch.
2. power supply for passenger car controller according to claim 1, which is characterized in that
The detection unit includes: sample circuit, reference circuit and comparison circuit；Wherein
The sample circuit is used for the voltage signal of acquisition control electricity, and is input to comparison circuit after being depressured to voltage signal, institute
State comparison circuit by the voltage signal after decompression compared with the reference voltage value that reference circuit exports after export the testing result.
3. power supply for passenger car controller according to claim 2, which is characterized in that
The sample circuit includes: reduction voltage circuit and protection circuit；Wherein
The reduction voltage circuit includes the first integrated transporting discharging；
Electric anode, negative terminal is controlled to be connected by several resistance with the reverse side of the first integrated transporting discharging, in-phase end respectively, and
In-phase end also passes through a resistance eutral grounding, and reverse side connects the output end of the first integrated transporting discharging by the first feedback resistance；
The protection circuit includes being connected to that between the first integrated transporting discharging in-phase end, reverse side and two positive and negative are arranged in parallel
Diode；And
Using the output end of first integrated transporting discharging as the output end of sample circuit.
4. power supply for passenger car controller according to claim 2, which is characterized in that
The reference circuit is suitable for exporting the reference voltage value to comparison circuit by power supply chip.
5. power supply for passenger car controller according to claim 2, which is characterized in that
The comparison circuit includes the second integrated transporting discharging；
The output end of the reverse side connection sample circuit of second integrated transporting discharging, in-phase end access reference voltage value；
The second feedback resistance is connected between the in-phase end and output end of second integrated transporting discharging；
The output end of second integrated transporting discharging is also connected with pull-up resistor, and is suitable for exporting the testing result.
6. a kind of working method of such as claim 1 power-supply controller of electric characterized by comprising
Acquisition control electricity；
According to the collection result of control electricity, control is electrically connected to corresponding output circuit and is exported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811036388.5A CN108674343B (en) | 2018-09-06 | 2018-09-06 | A kind of power supply for passenger car controller and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811036388.5A CN108674343B (en) | 2018-09-06 | 2018-09-06 | A kind of power supply for passenger car controller and working method |
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| Publication Number | Publication Date |
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| CN108674343A CN108674343A (en) | 2018-10-19 |
| CN108674343B true CN108674343B (en) | 2018-12-21 |
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| CN201811036388.5A Active CN108674343B (en) | 2018-09-06 | 2018-09-06 | A kind of power supply for passenger car controller and working method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2678968Y (en) * | 2003-12-31 | 2005-02-16 | 禹合举 | Active management system of automotive power source |
| CN102229327A (en) * | 2011-04-27 | 2011-11-02 | 北京启明精华新技术有限公司 | Automobile power supply system |
| CN102948035A (en) * | 2010-06-16 | 2013-02-27 | 株式会社自动网络技术研究所 | Power supply control circuit and power supply control apparatus |
| CN204028738U (en) * | 2014-07-16 | 2014-12-17 | 深圳市众芯能科技有限公司 | A kind of constant pressure and flow circuit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4416585B2 (en) * | 2004-07-06 | 2010-02-17 | 三洋電機株式会社 | Power supply for vehicle |
-
2018
- 2018-09-06 CN CN201811036388.5A patent/CN108674343B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2678968Y (en) * | 2003-12-31 | 2005-02-16 | 禹合举 | Active management system of automotive power source |
| CN102948035A (en) * | 2010-06-16 | 2013-02-27 | 株式会社自动网络技术研究所 | Power supply control circuit and power supply control apparatus |
| CN102229327A (en) * | 2011-04-27 | 2011-11-02 | 北京启明精华新技术有限公司 | Automobile power supply system |
| CN204028738U (en) * | 2014-07-16 | 2014-12-17 | 深圳市众芯能科技有限公司 | A kind of constant pressure and flow circuit |
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| Publication number | Publication date |
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| CN108674343A (en) | 2018-10-19 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Passenger car power supply controller and working method Effective date of registration: 20191111 Granted publication date: 20181221 Pledgee: New United Group Co., Ltd. Pledgor: Xin Yu track traffic Science and Technology Ltd. Registration number: Y2019980000550 |
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Date of cancellation: 20200303 Granted publication date: 20181221 Pledgee: XIN YU GROUP Co.,Ltd. Pledgor: Xin Yu track traffic Science and Technology Ltd. Registration number: Y2019980000550 |
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Application publication date: 20181019 Assignee: Sou beautiful (Beijing) Technology Development Co., Ltd Assignor: Xin Yu track traffic Science and Technology Ltd. Contract record no.: X2020980000539 Denomination of invention: Passenger car power supply controller and working method Granted publication date: 20181221 License type: Common License Record date: 20200309 |