CN105429434A - Power supply control device, controller and power supply system - Google Patents
Power supply control device, controller and power supply system Download PDFInfo
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- CN105429434A CN105429434A CN201510744942.5A CN201510744942A CN105429434A CN 105429434 A CN105429434 A CN 105429434A CN 201510744942 A CN201510744942 A CN 201510744942A CN 105429434 A CN105429434 A CN 105429434A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0012—Control circuits using digital or numerical techniques
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/009—Converters characterised by their input or output configuration having two or more independently controlled outputs
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- Automation & Control Theory (AREA)
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Abstract
The invention discloses a power supply control device, a controller and a power supply system, and the power supply control device is used for realizing power supply of a controller which supports a multichannel power supply mode and power supply of a controller which supports a single-channel power supply mode, thereby effectively reducing cost. The power supply control device provided by the embodiment of the invention includes a plurality of switching devices and a control module used for controlling a first end and a second end of each switching device to be switched on or switched off, the control module receives through an input end an on-off requesting signal and an auxiliary judgment signal which are sent by the controller, and judges whether the controller is normal according to the on-off request signal, and if the controller is normal, the control module judges to adopt a multichannel power supply mode or a single-channel power supply mode to output a control signal to a control signal output end corresponding to the input end, and controls the first end and the second end of the switching device connected with the output end to be switched on.
Description
Technical field
The present invention relates to electroporation field, particularly relate to a kind of power control, controller and electric power system.
Background technology
Widely, in field of storage, memory device, according to the number of the controller used, can be divided into the memory device using single controller, uses the memory device of dual controller, uses the memory device of multi-controller in the application of controller.And the Power supply scheme of existing controller has two kinds, a kind of is use multiple power supplies to supporting that the controller of multiple-way supply pattern is powered, such as using advance technology expansion (AdvancedTechnologyExtended, ATX) power supply is given and is supported that the controller of multiple-way supply pattern is powered, its schematic diagram as shown in Figure 1, controller in Fig. 1 is the controller supporting multiple-way supply pattern, and each road supply power voltage is according to the conducting of ATX specification; Another kind uses single channel power supply to supporting that the controller of single service pattern is powered, such as use single channel 12V power supply to supporting that the controller of single service pattern is powered, as shown in Figure 2, the controller in Fig. 2 is the controller supporting single channel 12V powering mode to its schematic diagram.Two schemes is incompatible each other, namely uses wherein a kind of power source design to power, and the powering mode that controller is supported also wants consistent.
Existing scheme does not realize namely to power to the controller of support multiple-way supply pattern to cause the reason of above-mentioned phenomenon to be, can give again the technical scheme supporting that the controller of single service pattern is powered, therefore the Power supply scheme of existing controller has larger limitation.
Summary of the invention
Embodiments provide a kind of power control, controller and electric power system, in order to realize namely to power to the controller of support multiple-way supply pattern, can give again and support that the controller of single service pattern is powered, thus can cost be effectively reduced.
A kind of power control that the embodiment of the present invention provides, comprise: multiple switching device and the control module be turned on or off for the first end that controls each switching device and the second end, wherein, the first end of each switching device is connected with power supply output bus, second end is connected with a power input of controller, and control end is connected with a control signal output of described control module; Wherein,
Described control module, request switching signal and the auxiliary judgment signal of controller transmission is received by an input, judge that whether this controller is normal according to described request switching signal, if normal, then according to described auxiliary judgment signal, judge to take multiple-way supply pattern or single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output; If abnormal, then export control signal to the control signal output that this input is corresponding, the first end and the second end that control the switching device be connected with this output disconnect;
Switching device described in each, the control signal that the described control module received in response to the control end by this switching device sends, realizes the first end of this switching device and being turned on or off of the second end.
The power control that the embodiment of the present invention provides, its control module receives request switching signal and the auxiliary judgment signal of controller transmission by an input, judge that whether this controller is normal according to described request switching signal, if normal, then according to described auxiliary judgment signal, judge to take multiple-way supply pattern or single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output, therefore, can realize namely can to supporting that the controller of multiple-way supply pattern is powered, can give again and support that the controller of single service pattern is powered, thus can cost be effectively reduced.
Preferably, described in each, switching device comprises: triode and field effect transistor;
Wherein, the grid of described triode is as the control end of this switching device, and for being connected with a control signal output of described control module, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of described field effect transistor is as the first end of this switching device, for being connected with an output bus of power supply, second end is as the second end of this switching device, and for being connected with a power input of controller, the 3rd end is connected with the source electrode of described triode.
Preferably, if the value 0 of request switching signal that the controller that described control module is received by an input sends, then described control module determines that this controller is normal, if 1, then described control module determines that this controller is abnormal; If the value 0 of the auxiliary judgment signal that the controller that described control module is received by an input sends, multiple-way supply pattern is then taked to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output, if 1, then take single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output.
Preferably, when the value of the request switching signal that the controller that described control module is received by an input sends is 0 and the value of auxiliary judgment signal is also 0, each switching device that then described control module is connected to the control signal output corresponding with this input successively according to preset order transmits control signal, and the first end of each switching device described in making and the second end are according to described preset order successively conducting.
Preferably, when the value of the request switching signal that the controller that described control module is received by an input sends is 0 and the value of auxiliary judgment signal is 1, the switching device that then described control module is connected to the control signal output corresponding with this input preset transmits control signal, and makes first end and the second end conducting of this switching device.
A kind of controller that the embodiment of the present invention provides, comprising:
Request switching signal transmitting element, whether normal for detecting this controller, and send and be used to indicate this controller and whether ask switching signal to the control module in above-mentioned power control normally;
Auxiliary judgment signal transmitting unit, is used to indicate this controller supports that the auxiliary judgment signal of multiple-way supply pattern or single service pattern is to the control module in above-mentioned power control for sending.
The controller that the embodiment of the present invention provides, its request switching signal transmitting element, whether normal for detecting this controller, and send and be used to indicate this controller and whether ask switching signal to the control module in above-mentioned power control normally, its auxiliary judgment signal transmitting unit, be used to indicate this controller support that the auxiliary judgment signal of multiple-way supply pattern or single service pattern is to the control module in above-mentioned power control for sending, like this, control module receives request switching signal and the auxiliary judgment signal of this controller transmission by an input, judge that whether this controller is normal according to described request switching signal, if normal, then according to described auxiliary judgment signal, judge to take multiple-way supply pattern or single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output, therefore, can realize namely can to supporting that the controller of multiple-way supply pattern is powered, can give again and support that the controller of single service pattern is powered, thus can cost be effectively reduced.
A kind of electric power system that the embodiment of the present invention provides, comprises above-mentioned power control.
Preferably, this system also comprises power supply, and this power supply comprises multiple-channel output bus, and each output bus is connected with the first end of switching device described in.
Preferably, this system also comprises above-mentioned controller.
The electric power system that the embodiment of the present invention provides, control module in its power control receives request switching signal and the auxiliary judgment signal of controller transmission by an input, judge that whether this controller is normal according to described request switching signal, if normal, then according to described auxiliary judgment signal, judge to take multiple-way supply pattern or single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output, therefore, can realize namely can to supporting that the controller of multiple-way supply pattern is powered, can give again and support that the controller of single service pattern is powered, thus can cost be effectively reduced.
Accompanying drawing explanation
Fig. 1 is that in prior art, ATX power supply supplies electrical schematic to the controller of support multiple-way supply pattern;
Fig. 2 is that in prior art, single channel 12V power supply supplies electrical schematic to the controller of support single service pattern;
The controller architecture schematic diagram that Fig. 3 provides for the embodiment of the present invention;
The electric power system structural representation of the dual controller that Fig. 4 provides for the embodiment of the present invention;
The schematic flow sheet that Fig. 5 powers to the first controller for the CPLD control power supply that the embodiment of the present invention provides;
Power control structural representation in the electric power system of a kind of dual controller that Fig. 6 provides for the embodiment of the present invention.
Embodiment
Embodiments provide a kind of power control, controller and electric power system, in order to realize namely to power to the controller of support multiple-way supply pattern, can give again and support that the controller of single service pattern is powered, thus can cost be effectively reduced.
A kind of electric power system that the embodiment of the present invention provides comprises: power supply, controller, power control.
Wherein, described power control comprises: multiple switching device and the control module be turned on or off for the first end that controls each switching device and the second end, wherein, the first end of each switching device is connected with power supply output bus, second end is connected with a power input of controller, and control end is connected with a control signal output of described control module; Wherein,
Described control module (such as, can be CPLD (ComplexProgrammableLogicDevice, CPLD)), request switching signal and the auxiliary judgment signal of controller transmission is received by an input, judge that whether this controller is normal according to described request switching signal, if normal, then according to described auxiliary judgment signal, judge to take multiple-way supply pattern or single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output; If abnormal, then export control signal to the control signal output that this input is corresponding, the first end and the second end that control the switching device be connected with this output disconnect;
Switching device described in each, the control signal that the described control module received in response to the control end by this switching device sends, realizes the first end of this switching device and being turned on or off of the second end.
Described power supply is multiple power supplies, and such as: can be ATX power supply, this power supply comprises multiple-channel output bus, each output bus is connected with the first end of switching device described in.
Described controller, as shown in Figure 3, comprising:
Request switching signal transmitting element 11, whether normal for detecting this controller, and send and be used to indicate this controller and whether ask switching signal to the control module in above-mentioned power control normally;
Auxiliary judgment signal transmitting unit 12, is used to indicate this controller supports that the auxiliary judgment signal of multiple-way supply pattern or single service pattern is to the control module in above-mentioned power control for sending.
Wherein, described request switching signal and auxiliary judgment signal can be level signals, when being 1 for its value during high level, when being 0 for its value during low level, in addition, also can be pulse signals.
Preferably, described in each, switching device comprises: field effect transistor and triode;
Wherein, the first end of described field effect transistor is as the first end of this switching device, and for being connected with an output bus of power supply, the second end is as the second end of this switching device, for being connected with a power input of controller, the 3rd end is connected with the source electrode of described triode; The grid of described triode is as the control end of this switching device, and for being connected with a control signal output of described control module, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground.
It is to be noted, the electric power system that the embodiment of the present invention provides can to supporting that the controller of multiple-way supply pattern is powered, also can give and support that the controller of single service pattern is powered, this electric power system can be powered to single controller, also can power to dual controller, power to the controller of more number, when this electric power system gives two and two or more controller is powered, support to power to multiple controller simultaneously.
In addition, the electric power system that the embodiment of the present invention provides, first switching signal and auxiliary judgment signal is sent request to power control by controller, power to this controller by power control according to described request switching signal and auxiliary judgment signal control power supply again, it can thus be appreciated that, this electric power system support controller hot plug.
Controller in the electric power system that the embodiment of the present invention provides, be to add with the difference of existing controller and ask switching signal transmitting element and auxiliary judgment signal transmitting unit, be provided with value and the whether normal corresponding relation of controller of request switching signal in the controller, and be provided with the corresponding relation of the powering mode that the value of auxiliary judgment signal and controller are supported, wherein, described request switching signal and auxiliary judgment signal can be level signals, also can be pulse signals.Such as: suppose that request switching signal and auxiliary judgment signal are all level signals, it is normal that the corresponding controller of low level request switching signal can be set, the corresponding controller of high level request switching signal is abnormal, multiple-way supply pattern supported by the corresponding controller of low level auxiliary judgment signal, and single service pattern supported by the corresponding controller of high level auxiliary judgment signal.
And, in the electric power system that the embodiment of the present invention provides, described control module is before dispatching from the factory, with reference to value and the whether normal corresponding relation of controller of the request switching signal arranged in controller, and the corresponding relation of powering mode that the value of auxiliary judgment signal and controller are supported, pre-set the request switching signal of described controller transmission and the value of auxiliary judgment signal, export to the corresponding relation of the control signal of each switch with this control module.Generally, if described control module receives high level signal, its value is 1, if receive low level signal, its value is 0, if described control module receives pulse signal, its value is 1, if receive non-pulse signal, its value is 0.
Preferably, if it is normal to arrange the corresponding controller of low level request switching signal in controller, the corresponding controller of high level request switching signal is abnormal, multiple-way supply pattern supported by the corresponding controller of low level auxiliary judgment signal, single service pattern supported by the corresponding controller of high level auxiliary judgment signal, then arranging and can be in advance in described control module, if the value 0 of the request switching signal that the controller that described control module is received by an input sends, then described control module determines that this controller is normal, if 1, then described control module determines that this controller is abnormal, if the value 0 of the auxiliary judgment signal that the controller that described control module is received by an input sends, multiple-way supply pattern is then taked to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output, if 1, single service pattern is then taked to export control signal to a control signal output corresponding to this input (this control signal output can be give tacit consent in multiple control signal outputs corresponding to this input of selection in advance), control first end and the second end conducting of the switching device be connected with this output.
When the value of the request switching signal that the controller that described control module is received by an input sends is 0 and the value of auxiliary judgment signal is also 0, each switching device that then described control module is connected to the control signal output corresponding with this input successively according to preset order transmits control signal, and the first end of each switching device described in making and the second end are according to described preset order successively conducting.
When the value of the request switching signal that the controller that described control module is received by an input sends is 0 and the value of auxiliary judgment signal is 1, the switching device that then described control module is connected to the control signal output corresponding with this input preset transmits control signal, and makes first end and the second end conducting of this switching device.
Be dual controller below with controller, control module is CPLD is example, by reference to the accompanying drawings 4 structures that electric power system in the specific embodiment of the invention is described:
This electric power system comprises: power supply, dual controller (i.e. the first controller and second controller), power control.
Wherein, described power control comprises: 6 switching devices (i.e. switch 1, switch 2, switch 3, switch 4, switch 5, switch 6) and the CPLD be turned on or off for the first end that controls each switching device and the second end, wherein, the first end of each switching device is used for being connected with an output bus of power supply, second end is used for being connected with a power input of controller, and control end is connected with a control signal output of described CPLD; Wherein,
Described CPLD, request switching signal and the auxiliary judgment signal of controller transmission is received by an input, judge that whether this controller is normal according to described request switching signal, if normal, then according to described auxiliary judgment signal, judge to take multiple-way supply pattern or single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output; If abnormal, then export control signal to the control signal output that this input is corresponding, the first end and the second end that control the switching device be connected with this output disconnect.Such as:
If received request switching signal and the auxiliary judgment signal of the first controller transmission by first input end, judge that whether this first controller is normal according to request switching signal, if normal, then according to auxiliary judgment signal, need to take multiple-way supply pattern to control signal output corresponding to this first input end if determine, i.e. the first control signal output, second control signal output, and the 3rd control signal output, export control signal, then control first end and the second end conducting of the switch 1 be connected with the first control signal output respectively, control first end and the second end conducting of the switch 2 be connected with the second control signal output, and control first end and the second end conducting of the switch 3 be connected with the 3rd control signal output, thus to realize power supply be the first controller multiple-way supply.Need to take single service pattern to a control signal output corresponding to this first input end if determine, namely a control signal output in the first control signal output, the second control signal output, the 3rd control signal output, such as acquiescence is selected to export control signal to the first control signal output, then control first end and the second end conducting of the switch 1 be connected with the first control signal output, thus to realize power supply be the first controller single service.
If abnormal, then to the control signal output that this first input end is corresponding, i.e. the first control signal output, the second control signal output and the 3rd control signal output, export control signal, the first end and the second end that control the switch 1 be connected with the first control signal output respectively disconnect, the first end of switch 2 controlling to be connected with the second control signal output disconnects with the second end, and the first end of switch 3 that is connected with the 3rd control signal output of control and the second end disconnect.
Again such as, if received request switching signal and the auxiliary judgment signal of second controller transmission by the second input, judge that whether this second controller is normal according to request switching signal, if normal, then according to auxiliary judgment signal, need to take multiple-way supply pattern to control signal output corresponding to this second input if determine, i.e. the 4th control signal output, 5th control signal output, and the 6th control signal output, export control signal, then control first end and the second end conducting of the switch 4 be connected with the 4th control signal output respectively, control first end and the second end conducting of the switch 5 be connected with the 5th control signal output, and control first end and the second end conducting of the switch 6 be connected with the 6th control signal output, thus to realize power supply be second controller multiple-way supply.Need to take single service pattern to a control signal output corresponding to this second input if determine, namely a control signal output in the 4th control signal output, the 5th control signal output, the 6th control signal output, such as acquiescence is selected to export control signal to the 4th control signal output, then control first end and the second end conducting of the switch 4 be connected with the 4th control signal output, thus to realize power supply be second controller single service.
If abnormal, then to the control signal output that this second input is corresponding, i.e. the 4th control signal output, the 5th control signal output and the 6th control signal output, export control signal, the first end and the second end that control the switch 4 be connected with the 4th control signal output respectively disconnect, the first end of switch 5 controlling to be connected with the 5th control signal output disconnects with the second end, and the first end of switch 6 that is connected with the 6th control signal output of control and the second end disconnect.
Switching device described in each, the control signal that the described CPLD received in response to the control end by this switching device sends, realizes the first end of this switching device and being turned on or off of the second end.
Described power supply is multiple power supplies, this power supply comprises 6 road output buss, be respectively the first power bus, second source bus, 3rd power bus, 4th power bus, 5th power bus, 6th power bus, each output bus is connected with the first end of a switching device, as shown in Figure 4, first power bus is connected with the first end of switch 1, second source bus is connected with the first end of switch 2, 3rd power bus is connected with the first end of switch 3, 4th power bus is connected with the first end of switch 4, 5th power bus is connected with the first end of switch 5, 6th power bus is connected with the first end of switch 6.
As shown in Figure 4, first controller is connected with the first input end of CPLD by holding wire, the corresponding first control signal output of first input end, second control signal output and the 3rd control signal output, first control signal output is connected with the control end of switch 1, the first end of switch 1 is used for being connected with the first power bus, second end of switch 1 can be used for being connected with the first controller power input, second control signal output is connected with the control end of switch 2, the first end of switch 2 is used for being connected with second source bus, second end of switch 2 can be used for being connected with the first controller power input, 3rd control signal output is connected with the control end of switch 3, the first end of switch 3 is used for being connected with the 3rd power bus, second end of switch 3 can be used for being connected with the first controller power input, second controller is connected with second input of CPLD by holding wire, the corresponding 4th control signal output of second input, 5th control signal output and the 6th control signal output, 4th control signal output is connected with the control end of switch 4, the first end of switch 4 is used for being connected with the 4th power bus, second end of switch 4 can be used for being connected with second controller power input, 5th control signal output is connected with the control end of switch 5, the first end of switch 5 is used for being connected with the 5th power bus, second end of switch 5 can be used for being connected with second controller power input, 6th control signal output is connected with the control end of switch 6, the first end of switch 6 is used for being connected with the 6th power bus, second end of switch 6 can be used for being connected with second controller power input.
Wherein, the value and the whether normal corresponding relation of controller of asking switching signal is all provided with in first controller and second controller, and be provided with the corresponding relation of the powering mode that the value of auxiliary judgment signal and controller are supported, wherein, described request switching signal and auxiliary judgment signal can be level signals, also can be pulse signal, first controller is consistent with the standard arranging corresponding relation in second controller, such as, all be provided with the corresponding controller of low level request switching signal normal, the corresponding controller of high level request switching signal is abnormal, multiple-way supply pattern supported by the corresponding controller of low level auxiliary judgment signal, single service pattern supported by the corresponding controller of high level auxiliary judgment signal.
CPLD is before dispatching from the factory, with reference to value and the whether normal corresponding relation of controller of the request switching signal arranged in controller, and the corresponding relation of powering mode that the value of auxiliary judgment signal and controller are supported, pre-set the request switching signal of described controller transmission and the value of auxiliary judgment signal, export to the corresponding relation of the control signal of each switch with this CPLD.Generally, if described CPLD receives high level signal, its value is 1, if receive low level signal, its value is 0, if described CPLD receives pulse signal, its value is 1, if receive non-pulse signal, its value is 0.
Such as: if it is normal to arrange the corresponding controller of low level request switching signal in the first controller, the corresponding controller of high level request switching signal is abnormal, multiple-way supply pattern supported by the corresponding controller of low level auxiliary judgment signal, single service pattern supported by the corresponding controller of high level auxiliary judgment signal, see accompanying drawing 5, then what pre-set in described CPLD to the first controller energizing step can be:
Step 201:CPLD receives request switching signal and the auxiliary judgment signal of the first controller transmission by first input end;
Step 202:CPLD judges the value of request switching signal, if 1, performs step 203, if 0, performs step 204;
Step 203:CPLD determines that this controller is abnormal, then to control signal output (i.e. the first control signal output that this input is corresponding, second control signal output, 3rd control signal output) export control signal, the first end and the second end that control the switching device (i.e. switch 1, switch 2, switch 3) be connected with this output disconnect (i.e. the first power bus, second source bus, the 3rd power bus all disconnects);
Step 204:CPLD judges the value of auxiliary judgment signal, if 0, performs step 205, if 1, performs step 206;
Each switching device that step 205:CPLD is connected to the control signal output corresponding with this input successively according to preset order transmits control signal, (turn-on sequence of acquiescence is the first power bus according to described preset order successively conducting for the first end of each switching device described in making and the second end, second source bus, 3rd power bus, can be arranged before dispatching from the factory according to actual conditions);
The switching device that step 206:CPLD is connected to the control signal output corresponding with this input preset transmits control signal, make the first end of this switching device and the second end conducting (give tacit consent to conducting first power bus, can arrange before dispatching from the factory according to actual conditions).
Preferably, as shown in Figure 6, described in each, switching device comprises: triode and field effect transistor;
Wherein, the grid of described triode is as the control end of this switching device, and for being connected with a control signal output of described CPLD, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of described field effect transistor is as the first end of this switching device, for being connected with an output bus of power supply, second end is as the second end of this switching device, and for being connected with a power input of controller, the 3rd end is connected with the source electrode of described triode.
Below in conjunction with Fig. 4 and Fig. 6, the annexation of each switching device is specifically described, in Fig. 6, dotted line collimation mark has gone out switch 1, switch 1 comprises: triode and field effect transistor, wherein, the grid of this triode is as the control end of switch 1, for being connected with the first control signal output of described CPLD, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of this field effect transistor is as the first end of switch 1, for being connected with the first power bus, second end is as the second end of switch 1, and for being connected with the power input corresponding with the first power bus of the first controller, the 3rd end is connected with the source electrode of described triode;
Other switches are in like manner:
Switch 2 comprises: triode and field effect transistor, and wherein, the grid of this triode is as the control end of switch 2, and for being connected with the second control signal output of described CPLD, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of this field effect transistor is as the first end of switch 2, for being connected with second source bus, second end is as the second end of switch 2, and for being connected with the power input corresponding with second source bus of the first controller, the 3rd end is connected with the source electrode of described triode;
Switch 3 comprises: triode and field effect transistor, and wherein, the grid of this triode is as the control end of switch 3, and for being connected with the 3rd control signal output of described CPLD, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of this field effect transistor is as the first end of switch 3, for being connected with the 3rd power bus, second end is as the second end of switch 3, and for being connected with the power input corresponding with the 3rd power bus of the first controller, the 3rd end is connected with the source electrode of described triode;
Switch 4 comprises: triode and field effect transistor, and wherein, the grid of this triode is as the control end of switch 4, and for being connected with the 4th control signal output of described CPLD, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of this field effect transistor is as the first end of switch 4, for being connected with the 4th power bus, second end is as the second end of switch 4, and for being connected with the power input corresponding with the 4th power bus of second controller, the 3rd end is connected with the source electrode of described triode;
Switch 5 comprises: triode and field effect transistor, and wherein, the grid of this triode is as the control end of switch 5, and for being connected with the 5th control signal output of described CPLD, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of this field effect transistor is as the first end of switch 5, for being connected with the 5th power bus, second end is as the second end of switch 5, and for being connected with the power input corresponding with the 5th power bus of second controller, the 3rd end is connected with the source electrode of described triode;
Switch 6 comprises: triode and field effect transistor, and wherein, the grid of this triode is as the control end of switch 6, and for being connected with the 6th control signal output of described CPLD, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of this field effect transistor is as the first end of switch 6, for being connected with the 6th power bus, second end is as the second end of switch 6, and for being connected with the power input corresponding with the 6th power bus of second controller, the 3rd end is connected with the source electrode of described triode.
In sum, the technical scheme that the embodiment of the present invention provides, control module receives request switching signal and the auxiliary judgment signal of controller transmission by an input, judge that whether this controller is normal according to described request switching signal, if normal, then according to described auxiliary judgment signal, judge to take multiple-way supply pattern or single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output, therefore, can realize namely can to supporting that the controller of multiple-way supply pattern is powered, can give again and support that the controller of single service pattern is powered, thus can cost be effectively reduced.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (9)
1. a power control, it is characterized in that, this device comprises: multiple switching device and the control module be turned on or off for the first end that controls each switching device and the second end, wherein, the first end of each switching device is connected with power supply output bus, second end is connected with a power input of controller, and control end is connected with a control signal output of described control module; Wherein,
Described control module, request switching signal and the auxiliary judgment signal of controller transmission is received by an input, judge that whether this controller is normal according to described request switching signal, if normal, then according to described auxiliary judgment signal, judge to take multiple-way supply pattern or single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output; If abnormal, then export control signal to the control signal output that this input is corresponding, the first end and the second end that control the switching device be connected with this output disconnect;
Switching device described in each, the control signal that the described control module received in response to the control end by this switching device sends, realizes the first end of this switching device and being turned on or off of the second end.
2. device according to claim 1, is characterized in that, described in each, switching device comprises: triode and field effect transistor;
Wherein, the grid of described triode is as the control end of this switching device, and for being connected with a control signal output of described control module, source electrode is connected with the 3rd end of described field effect transistor, and drain electrode is connected to the ground; The first end of described field effect transistor is as the first end of this switching device, for being connected with an output bus of power supply, second end is as the second end of this switching device, and for being connected with a power input of controller, the 3rd end is connected with the source electrode of described triode.
3. device according to claim 1, it is characterized in that, if the value 0 of request switching signal that the controller that described control module is received by an input sends, then described control module determines that this controller is normal, if 1, then described control module determines that this controller is abnormal; If the value 0 of the auxiliary judgment signal that the controller that described control module is received by an input sends, multiple-way supply pattern is then taked to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output, if 1, then take single service pattern to export control signal to the control signal output that this input is corresponding, control first end and the second end conducting of the switching device be connected with this output.
4. device according to claim 3, it is characterized in that, when the value of the request switching signal that the controller that described control module is received by an input sends is 0 and the value of auxiliary judgment signal is also 0, each switching device that then described control module is connected to the control signal output corresponding with this input successively according to preset order transmits control signal, and the first end of each switching device described in making and the second end are according to described preset order successively conducting.
5. device according to claim 3, it is characterized in that, when the value of the request switching signal that the controller that described control module is received by an input sends is 0 and the value of auxiliary judgment signal is 1, the switching device that then described control module is connected to the control signal output corresponding with this input preset transmits control signal, and makes first end and the second end conducting of this switching device.
6. a controller, is characterized in that, comprising:
Request switching signal transmitting element, whether normal for detecting this controller, and send and be used to indicate this controller and whether ask switching signal to the control module in the device described in the arbitrary claim of Claims 1 to 5 normally;
Auxiliary judgment signal transmitting unit, is used to indicate this controller supports that the auxiliary judgment signal of multiple-way supply pattern or single service pattern is to the control module in the device described in the arbitrary claim of Claims 1 to 5 for sending.
7. an electric power system, is characterized in that, comprises the device described in the arbitrary claim of Claims 1 to 5.
8. system according to claim 7, is characterized in that, this system also comprises power supply, and this power supply comprises multiple-channel output bus, and each output bus is connected with the first end of switching device described in.
9. the system according to claim 7 or 8, is characterized in that, this system also comprises controller according to claim 6.
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| CN101068080A (en) * | 2006-05-05 | 2007-11-07 | 伊斯帕诺-絮扎公司 | A system for powering and controlling electrical equipment of an aircraft engine or its environment |
| CN101753028A (en) * | 2008-12-05 | 2010-06-23 | 台达电子工业股份有限公司 | Multi-output power conversion circuit |
| JP2015162927A (en) * | 2014-02-26 | 2015-09-07 | 住友電気工業株式会社 | Device and system for photovoltaic power generation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101068080A (en) * | 2006-05-05 | 2007-11-07 | 伊斯帕诺-絮扎公司 | A system for powering and controlling electrical equipment of an aircraft engine or its environment |
| CN101753028A (en) * | 2008-12-05 | 2010-06-23 | 台达电子工业股份有限公司 | Multi-output power conversion circuit |
| JP2015162927A (en) * | 2014-02-26 | 2015-09-07 | 住友電気工業株式会社 | Device and system for photovoltaic power generation |
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