CN103676641A - Control system and control method for low-cost and high-reliability automatic transfer switching device - Google Patents
Control system and control method for low-cost and high-reliability automatic transfer switching device Download PDFInfo
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Abstract
The invention discloses a control system and a control method for a low-cost and high-reliability automatic transfer switching device. The system consists of a first execution switch, a second execution switch, a controller, an execution motor, a first sampling line A1, a second sampling line A2, a first feedback line A4, a second feedback line A6, a control line A5, a first transmission system A7, a second transmission system A8, a first power supply cable A9, a second power supply cable A10 and a third power supply cable A11. The switching device has the functions of an ordinary automatic transfer switch; moreover, a hardware processing structure is simplified, and software is optimized, thereby keeping the high reliability of an ordinary product under the condition of not lowering the failure rate of a component. Meanwhile, the cost of the product can be reduced. Meanwhile, a software scheme for lowering power consumption is adopted, thereby realizing the use of a resistive and capacitive pressure relief power supply system which cannot be used in an ordinary automatic transfer switch product.
Description
Technical field
The invention belongs to technical field of electrical equipment, particularly relate to a kind of low cost highly reliable automatic transfer switching electric appliance control system and control method.
Background technology
Along with the development of prior art, the range of application of automatic transfer switching electric appliance is more and more extensive.A lot of automatic transfer switching electric appliances is used in industry and the occasion that power supply reliability is had to high requirements, for example: electric power, metallurgy, communication.Just because of higher in the power supply grade of these occasions, so also higher to the requirement of automatic transfer switching electric appliance reliability.
But automatic transfer switching electric appliance in the market, owing to being all to work on electrical network mostly, has abundant electric energy in working environment, thereby basic nobody can consider their energy-saving application.
Through studying discovery for a long period of time, the damage of most electron devices belongs to cause thermal damage, and a very large reason of cause thermal damage is for a long time in the state of operating at full capacity, thereby has accumulated a large amount of heat energy, when heat energy is higher than to a certain degree time, can have a strong impact on the life-span of product.
Automatic transfer switching electric appliance system in the past is not considered the application that reduces power consumption due to Software for Design time, and hardware design is not obvious especially to reducing the advantage of total system power consumption, so caused whole energy consumption larger.And the power source design that adopts Switching Power Supply or voltage device to power, will cause the rising of cost of products, and because the composition device of the power source design of Switching Power Supply or voltage device power supply is more, institute is so that the stability of whole system reduces, thereby reduced the reliability of product use.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of low cost highly reliable automatic transfer switching electric appliance control system and control method.
In order to achieve the above object, the highly reliable automatic transfer switching electric appliance control system of low cost provided by the invention is comprised of the first execution switch, the second execution switch, controller, operating motor and the first sample line A1, the second sample line A2, the first feedback line A4, the second feedback line A6, control line A5, the first kinematic train A7, the second kinematic train A8, the first Power supply cable A9, second source service cable A10, the 3rd service cable A11, wherein, controller is connected with the first power supply by the first sample line A1, controller is connected with second source by the second sample line A2, controller is carried out switch by the first feedback line A4 and first and is connected, controller is carried out switch by the second feedback line A6 and second and is connected, controller is connected with operating motor by control line A5, operating motor is carried out switch by the first kinematic train A7 and first and is connected, operating motor is carried out switch by the second kinematic train A8 and second and is connected, the first power supply is carried out switch by service cable A9 and first and is connected, second source is carried out switch by service cable A10 and second and is connected, the first outgoing side of carrying out switch and the second execution switch by the 3rd service cable A11 with by electric loading, be connected.
Described controller is carried out position of the switch feedback module, the second execution position of the switch feedback module, SOC processor, motor drive block, 485 communication modules, display module and key-press module by the first three-phase voltage signal acquisition module, the second three-phase voltage signal acquisition module, the first resistance-capacitance depressurization power supply, the second resistance-capacitance depressurization power supply, first frequency signal acquisition module, second frequency signal acquisition module, first and is formed;
Wherein: the first three-phase voltage signal acquisition module, the first resistance-capacitance depressurization power supply and first frequency signal acquisition module are connected with the first power supply, the second three-phase voltage signal acquisition module, the second resistance-capacitance depressurization power supply are connected with second source with second frequency signal acquisition module, the first execution position of the switch feedback module and first is carried out switch and is connected, and the second execution position of the switch feedback module and second is carried out switch and is connected;
The first three-phase voltage signal acquisition module, the second three-phase voltage signal acquisition module, the first resistance-capacitance depressurization power supply, the second resistance-capacitance depressurization power supply, first frequency signal acquisition module, second frequency signal acquisition module, first carry out position of the switch feedback module and the second execution position of the switch feedback module is connected with SOC processor respectively; SOC processor is connected with key-press module with motor drive block, 485 communication modules, display module respectively simultaneously; Motor drive block is connected with operating motor.
485 described communication modules are serial data communication interface circuit, for setting up data with outside other system or device, are connected.
In described controller, also comprise acoustic-optic alarm, it is connected with SOC processor, for sound and light alarm signal is provided.
The control method of automatic transfer switching electric appliance control system provided by the invention comprises the following step of carrying out in order:
In the S01 stage of step 1, device initialize: first system carries out power-up initializing and related hardware self check to hardware, some devices are set to the state needing;
The S02 stage that step 2, collection power supply signal carry out PGA calibration: gather power supply signal and carry out PGA calibration: the size of the power supply signal amplitude collecting by judgement is carried out PGA assignment again, makes SOC processor reach best signals collecting state;
The S03 stage of step 3, signals collecting calibration: by the signal collecting is calibrated, thereby improve the precision of current power measurement parameter;
Step 4, sampled signal are sent into the S04 stage that DSP module is calculated: the DSP functional module of utilizing SOC processor inside to carry, the power supply sinusoidal wave data collecting is carried out to effective value analyzing and processing, and obtain Equivalent DC effective value corresponding to alternating voltage waveform;
Step 5, judge voltage normal S05 stage whether: judge whether voltage has exceeded normal scope, if judgment result is that "Yes", enter next step S06 stage, otherwise next step enters the S09 stage;
The S06 stage of step 6, frequency computation part: the frequency component in the power supply signal via the conversion of supply frequency signal acquisition module is calculated by SOC processor;
Step 7, whether normal S07 stage of determination frequency: whether determination frequency value has exceeded normal range, if judgment result is that "Yes", enter next step S08 stage, otherwise next step enters the S09 stage;
Step 8, the S08 stage of reading execution on off state: the location status that reads current all execution switches from the feedback quantity of execution position of the switch feedback module;
The S09 stage of step 9, logic judgement: current power supply status, execution on off state are sent in the existing logic of program, and the logic of implanting in advance according to inside, selects optimal power scheme;
Step 11, judge state corresponding S11 stage whether: it is whether corresponding with power supply status that on off state is carried out in judgement, to guarantee that system is in normal condition; If judgment result is that "Yes", next step reenters the S03 stage, otherwise enters next step S12 stage;
Step 12, warning are also waited for S12 stage of manual intervention: by sound and light of alarm, remind client, system state goes wrong now, until client manually intervenes just stop alarm, reenter initial state;
Step 13, judge state corresponding S13 stage whether: it is whether corresponding with power supply status that on off state is carried out in judgement, to guarantee that system is in normal condition; If judgment result is that "Yes", enter next step S14 stage, otherwise next step enters the S12 stage;
Step 14, enter the S14 stage of energy-conserving sleep pattern: the control kernel of SOC processor enters sleep pattern and no longer works, until be interrupted, wake up, but the part of SOC processor is still operated in normal condition through the peripheral hardware arranging, receive data and calculate, another part is operated in holding state, thereby can reduce on the whole the power consumption of core devices;
The S15 stage of step 15, wait external interrupt wakeup: in the time of external power supply unusual circumstance, the peripheral hardware of the normal work in the inside of SOC processor can automatic decision out, and send a wake-up signal to the kernel of SOC processor, wake and enter whole SOC processor up normal operating conditions;
Automatic transfer switching electric appliance control system and control method that low cost provided by the invention is highly reliable, not only there is the function that common automatic transferring switch of power supply has, and because its hardware handles structure is through simplifying, software is through optimizing, so can, in the situation that not reducing components and parts crash rate, keep the reliability higher than mill run.Can make the cost of product simultaneously.Simultaneously because the present invention has adopted the software scenario that reduces power consumption, so the capacitance-resistance step down type electric supply system that can use common automatic transferring switch of power supply product to use.
Native system has following technique effect:
1) native system can reduce the reduction of the device lifetime being brought by the long-time high energy consumption operation of electron device generation heat.
2) native system can adopt the resistance-capacitance depressurization power-supply system that common automatic transfer switching electric appliance system cannot be used, and when reducing costs, has increased the reliability of system.
3) components and parts of native system are less, make system cost in a lower level.
4) components and parts of the automatic transfer switching electric appliance disposal system of native system are less, can reach higher reliability requirement.
Accompanying drawing explanation
Fig. 1 is the wiring diagram of the highly reliable automatic transfer switching electric appliance control system of low cost provided by the invention.
Fig. 2 is the theory diagram of the system middle controller shown in Fig. 1.
Fig. 3 is the control method process flow diagram of the highly reliable automatic transfer switching electric appliance control system of low cost provided by the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, low cost provided by the invention highly reliable automatic transfer switching electric appliance control system and control method are elaborated.
As shown in Figure 1, the highly reliable automatic transfer switching electric appliance control system of low cost provided by the invention is comprised of the first execution switch 103, the second execution switch 104, controller 101, operating motor 102 and the first sample line A1, the second sample line A2, the first feedback line A4, the second feedback line A6, control line A5, the first kinematic train A7, the second kinematic train A8, the first Power supply cable A9, second source service cable A10, the 3rd service cable A11, wherein, controller 101 is connected with the first power supply by the first sample line A1, controller 101 is connected with second source by the second sample line A2, controller 101 is carried out switch 103 by the first feedback line A4 and first and is connected, controller 101 is carried out switch 104 by the second feedback line A6 and second and is connected, controller 101 is connected with operating motor 102 by control line A5, operating motor 102 is carried out switch 103 by the first kinematic train A7 and first and is connected, operating motor 102 is carried out switch 104 by the second kinematic train A8 and second and is connected, the first power supply is carried out switch 103 by service cable A9 and first and is connected, second source is carried out switch 104 by service cable A10 and second and is connected, the first outgoing side of carrying out switch 103 and the second execution switch 104 by the 3rd service cable A11 with by electric loading, be connected.
Described the first sample line A1, for the signal of the first power supply is delivered to controller 101, is used for gathering voltage and the frequency of the first power supply.
Described the second sample line A2, for the signal of second source is delivered to controller 101, is used for gathering voltage and the frequency of second source.
Described controller 101 carries out for gathering the parameters such as voltage, frequency and first of the first power supply and second source the state that switch 103, second is carried out switch 104, and the logic of implanting in advance according to controller 101 inside is made corresponding logical inverse should.
Described the first feedback line A4 for by current minute of the first execution switch 103, close state transfer to controller 101.
Described control line A5 is used for controlling operating motor 102 to be started, stops or rotating, and then controls by kinematic train the disjunction of carrying out switch 103, carrying out switch 104.
Described the second feedback line A6 for by current minute of the second execution switch 104, close state transfer to controller 101.
Described the first execution switch 103 is the connection path of the first power supply, for the electricity of the first power supply is sent to and uses electric loading.
Described second carries out the connection path that switch 104 is second source, for the electricity of second source is sent to and uses electric loading.
Described operating motor 102 is for accepting the control signal of controller 101, and as the actuating unit of whole system, to the first kinematic train A7 and the second kinematic train A8, sends and performs an action.
Described the first kinematic train A7 is the power drive mechanism of operating motor 102, for transmission of power that operating motor 102 is produced to the first execution switch 103.
Described the second kinematic train A8 is the power drive mechanism of operating motor 102, for transmission of power that operating motor 102 is produced to the second execution switch 104.
Described service cable A9, as the supply path of the first power supply, is sent to the first execution switch 103 by the electric energy of the first power supply.
Described service cable A10, as the supply path of second source, is sent to the second execution switch 104 by the electric energy of the first power supply.
The effect of described service cable A11 is, by the first execution switch 103 or the second power delivery of carrying out switch 104 to using electric loading.
As shown in Figure 2, described controller 101 is carried out position of the switch feedback module 10, SOC processor 11, motor drive block 12,485 communication modules 13, display module 14 and key-press module 15 and is formed by the first three-phase voltage signal acquisition module 3, the second three-phase voltage signal acquisition module 4, the first resistance-capacitance depressurization power supply 5, the second resistance-capacitance depressurization power supply 6, first frequency signal acquisition module 7, second frequency signal acquisition module 8, the first execution position of the switch feedback module 9, second;
Wherein: the first three-phase voltage signal acquisition module 3, the first resistance-capacitance depressurization power supply 5 are connected with the first power supply with first frequency signal acquisition module 7, the second three-phase voltage signal acquisition module 4, the second resistance-capacitance depressurization power supply 6 are connected with second source with second frequency signal acquisition module 8, the first execution position of the switch feedback module 9 and first is carried out switch 103 and is connected, and the second execution position of the switch feedback module 10 and second is carried out switch 104 and is connected;
The first three-phase voltage signal acquisition module 3, the second three-phase voltage signal acquisition module 4, the first resistance-capacitance depressurization power supply 5, the second resistance-capacitance depressurization power supply 6, first frequency signal acquisition module 7, second frequency signal acquisition module 8, first carry out position of the switch feedback module 9 and the second execution position of the switch feedback module 10 is connected with SOC processor 11 respectively; SOC processor 11 is connected with key-press module 15 with motor drive block 12,485 communication modules 13, display module 14 respectively simultaneously; Motor drive block 12 is connected with operating motor 102.
SOC processor 11 is for reading the feedback data of carrying out switch, and the voltage of two-way power supply and frequency signal are measured, by the logic carrying, judge, make to carry out switch and change to external world and make correct judgement, and control operating motors 102 and then control first and carry out switch 103 and second and carry out switch 104 and complete required movement by motor drive block 12; Control 485 communication modules 13, display module 14 and key-press module 15 each portions simultaneously and complete the operations such as demonstration, setting and external data exchange;
The first three-phase voltage signal acquisition module 3 is alternating voltage pick-up unit, for the information of voltage of the first power supply is become to the signal that SOC processor 11 can be accepted;
The second three-phase voltage signal acquisition module 4 is alternating voltage pick-up unit, for the information of voltage of second source is become to the signal that SOC processor 11 can be accepted;
The first resistance-capacitance depressurization power supply 5 is power-switching circuit, for obtaining energy from the first power supply, is system power supply;
The second resistance-capacitance depressurization power supply 6 is power-switching circuit, for obtaining energy from second source, is system power supply;
First frequency signal acquisition module 7 is a-c cycle pick-up unit, for the frequency signal of the first power supply of input is become to the supply frequency signal that SOC processor 11 can be identified;
Second frequency signal acquisition module 8 is a-c cycle pick-up unit, for the frequency signal of the second source of input is become, and the supply frequency signal that SOC processor 11 can be identified;
The first execution position of the switch feedback module 9 is switching signal input detecting circuit, for the feedback of status signal of the first execution switch 103 is treated to the signal that SOC processor 11 can be accepted;
The second execution position of the switch feedback module 10 is switching signal input detecting circuit, for the feedback of status signal of the second execution switch 104 is treated to the signal that SOC processor 11 can be accepted;
Motor drive block 12 is operating motor driving circuit, by accepting the control signal of SOC processor 11, carrys out driving motor 102 actions, and then controls first and carry out switch 103 and the second execution switch 104 actions;
485 communication modules 13 are serial data communication interface circuit, for setting up data with outside other system or device, are connected;
Display module 14, key-press module 15 are Man Machine Interface, be used for the data in SOC processor 11 to show user with the form of visualize, and by user's demand feedback to SOC processor 11.
In described controller 101, also comprise acoustic-optic alarm, it is connected with SOC processor 11, for passing through sound and light alarm signal.
As shown in Figure 3, the control method of the automatic transfer switching electric appliance that low cost provided by the invention is highly reliable, is the performed control operation flow process of SOC processor 11, and it comprises the following step of carrying out in order:
In the S01 stage of step 1, device initialize: first system carries out power-up initializing and related hardware self check to hardware, some devices are set to the state needing;
The S02 stage that step 2, collection power supply signal carry out PGA calibration: gather power supply signal and carry out PGA (programmable gain amplifier) calibration: the size of the power supply signal amplitude collecting by judgement, carry out PGA assignment again, make SOC processor 11 reach best signals collecting state;
The S03 stage of step 3, signals collecting calibration: by the signal collecting is calibrated, thereby improve the precision of current power measurement parameter;
Step 4, sampled signal are sent into the S04 stage that DSP module is calculated: the DSP functional module of utilizing SOC processor 11 inside to carry, the power supply sinusoidal wave data collecting is carried out to effective value analyzing and processing, obtain Equivalent DC effective value corresponding to alternating voltage waveform;
Step 5, judge voltage normal S05 stage whether: judge whether voltage has exceeded normal scope, if judgment result is that "Yes", enter next step S06 stage, otherwise next step enters the S09 stage;
The S06 stage of step 6, frequency computation part: the frequency component in the power supply signal via the conversion of supply frequency signal acquisition module is calculated by SOC processor 11;
Step 7, whether normal S07 stage of determination frequency: whether determination frequency value has exceeded normal range, if judgment result is that "Yes", enter next step S08 stage, otherwise next step enters the S09 stage;
Step 8, the S08 stage of reading execution on off state: the location status that reads current all execution switches from the feedback quantity of execution position of the switch feedback module;
The S09 stage of step 9, logic judgement: current power supply status, execution on off state are sent in the existing logic of program, and the logic of implanting in advance according to inside, selects optimal power scheme;
Step 11, judge state corresponding S11 stage whether: it is whether corresponding with power supply status that on off state is carried out in judgement, to guarantee that system is in normal condition; If judgment result is that "Yes", next step reenters the S03 stage, otherwise enters next step S12 stage;
Step 12, warning are also waited for S12 stage of manual intervention: by sound and light of alarm, remind client, system state goes wrong now, until client manually intervenes just stop alarm, reenter initial state;
Step 13, judge state corresponding S13 stage whether: it is whether corresponding with power supply status that on off state is carried out in judgement, to guarantee that system is in normal condition; If judgment result is that "Yes", enter next step S14 stage, otherwise next step enters the S12 stage;
Step 14, enter the S14 stage of energy-conserving sleep pattern: the control kernel of SOC processor 11 enters sleep pattern and no longer works, until be interrupted, wake up, but the part of SOC processor 11 is still operated in normal condition through the peripheral hardware arranging, receive data and calculate, another part is operated in holding state, thereby can reduce on the whole the power consumption of core devices;
The S15 stage of step 15, wait external interrupt wakeup: in the time of external power supply unusual circumstance, the peripheral hardware of the normal work in the inside of SOC processor 11 can automatic decision out, and send a wake-up signal to the kernel of SOC processor 11, wake and enter whole SOC processor 11 up normal operating conditions;
Claims (5)
1. the highly reliable automatic transfer switching electric appliance control system of low cost, is characterized in that: it is comprised of the first execution switch (103), the second execution switch (104), controller (101), operating motor (102) and the first sample line A1, the second sample line A2, the first feedback line A4, the second feedback line A6, control line A5, the first kinematic train A7, the second kinematic train A8, the first Power supply cable A9, second source service cable A10, the 3rd service cable A11, wherein, controller (101) is connected with the first power supply by the first sample line A1, controller (101) is connected with second source by the second sample line A2, controller (101) is carried out switch (103) by the first feedback line A4 and first and is connected, controller (101) is carried out switch (104) by the second feedback line A6 and second and is connected, controller (101) is connected with operating motor (102) by control line A5, operating motor (102) is carried out switch (103) by the first kinematic train A7 and first and is connected, operating motor (102) is carried out switch (104) by the second kinematic train A8 and second and is connected, the first power supply is carried out switch (103) by service cable A9 and first and is connected, second source is carried out switch (104) by service cable A10 and second and is connected, the first outgoing side of carrying out switch (103) and the second execution switch (104) by the 3rd service cable A11 with by electric loading, be connected.
2. the highly reliable automatic transfer switching electric appliance control system of low cost according to claim 1, it is characterized in that: described controller (101) is by the first three-phase voltage signal acquisition module (3), the second three-phase voltage signal acquisition module (4), the first resistance-capacitance depressurization power supply (5), the second resistance-capacitance depressurization power supply (6), first frequency signal acquisition module (7), second frequency signal acquisition module (8), first carries out position of the switch feedback module (9), second carries out position of the switch feedback module (10), SOC processor (11), motor drive block (12), 485 communication modules (13), display module (14) and key-press module (15) form,
Wherein: the first three-phase voltage signal acquisition module (3), the first resistance-capacitance depressurization power supply (5) are connected with the first power supply with first frequency signal acquisition module (7), the second three-phase voltage signal acquisition module (4), the second resistance-capacitance depressurization power supply (6) are connected with second source with second frequency signal acquisition module (8), the first execution position of the switch feedback module (9) and first is carried out switch (103) and is connected, and the second execution position of the switch feedback module (10) and second is carried out switch (104) and is connected;
The first three-phase voltage signal acquisition module (3), the second three-phase voltage signal acquisition module (4), the first resistance-capacitance depressurization power supply (5), the second resistance-capacitance depressurization power supply (6), first frequency signal acquisition module (7), second frequency signal acquisition module (8), first carry out position of the switch feedback module (9) and the second execution position of the switch feedback module (10) is connected with SOC processor (11) respectively; SOC processor (11) is connected with motor drive block (12), 485 communication modules (13), display module (14) and key-press module (15) respectively simultaneously; Motor drive block (12) is connected with operating motor (102).
3. the highly reliable automatic transfer switching electric appliance control system of low cost according to claim 2, is characterized in that: described 485 communication modules (13) are serial data communication interface circuit, for setting up data with outside other system or device, is connected.
4. the highly reliable automatic transfer switching electric appliance control system of low cost according to claim 2, it is characterized in that: described controller also comprises acoustic-optic alarm in (101), it is connected with SOC processor (11), for sound and light alarm signal is provided.
5. the control method of an automatic transfer switching electric appliance control system as claimed in claim 1; It is characterized in that, it comprises the following step of carrying out in order:
In the S01 stage of step 1, device initialize: first system carries out power-up initializing and related hardware self check to hardware, some devices are set to the state needing;
The S02 stage that step 2, collection power supply signal carry out PGA calibration: gather power supply signal and carry out PGA calibration: the size of the power supply signal amplitude collecting by judgement is carried out PGA assignment again, makes SOC processor (11) reach best signals collecting state;
The S03 stage of step 3, signals collecting calibration: by the signal collecting is calibrated, thereby improve the precision of current power measurement parameter;
Step 4, sampled signal are sent into the S04 stage that DSP module is calculated: the DSP functional module of utilizing SOC processor (11) inside to carry, the power supply sinusoidal wave data collecting is carried out to effective value analyzing and processing, obtain Equivalent DC effective value corresponding to alternating voltage waveform;
Step 5, judge voltage normal S05 stage whether: judge whether voltage has exceeded normal scope, if judgment result is that "Yes", enter next step S06 stage, otherwise next step enters the S09 stage;
The S06 stage of step 6, frequency computation part: the frequency component in the power supply signal via the conversion of supply frequency signal acquisition module is calculated by SOC processor (11);
Step 7, whether normal S07 stage of determination frequency: whether determination frequency value has exceeded normal range, if judgment result is that "Yes", enter next step S08 stage, otherwise next step enters the S09 stage;
Step 8, the S08 stage of reading execution on off state: the location status that reads current all execution switches from the feedback quantity of execution position of the switch feedback module;
The S09 stage of step 9, logic judgement: current power supply status, execution on off state are sent in the existing logic of program, and the logic of implanting in advance according to inside, selects optimal power scheme;
Step 10, the S10 stage that judgement is moved according to logic: according to the optimal power scheme of selecting, drive execution switch to complete relevant action;
Step 11, judge state corresponding S11 stage whether: it is whether corresponding with power supply status that on off state is carried out in judgement, to guarantee that system is in normal condition; If judgment result is that "Yes", next step reenters the S03 stage, otherwise enters next step S12 stage;
Step 12, warning are also waited for S12 stage of manual intervention: by sound and light of alarm, remind client, system state goes wrong now, until client manually intervenes just stop alarm, reenter initial state;
Step 13, judge state corresponding S13 stage whether: it is whether corresponding with power supply status that on off state is carried out in judgement, to guarantee that system is in normal condition; If judgment result is that "Yes", enter next step S14 stage, otherwise next step enters the S12 stage;
Step 14, enter the S14 stage of energy-conserving sleep pattern: the control kernel of SOC processor (11) enters sleep pattern and no longer works, until be interrupted, wake up, but the part of SOC processor (11) is still operated in normal condition through the peripheral hardware arranging, receive data and calculate, another part is operated in holding state, thereby can reduce on the whole the power consumption of core devices;
The S15 stage of step 15, wait external interrupt wakeup: in the time of external power supply unusual circumstance, the peripheral hardware of the normal work in the inside of SOC processor (11) can automatic decision out, and send a wake-up signal to the kernel of SOC processor (11), wake and enter whole SOC processor (11) up normal operating conditions;
Step 10 six, the S16 stage of reading button implantation parameter: read customer parameter mode bit is set, when finding parameter change, automatically revise default parameters and work according to the mode of user's setting; Epicycle flow performing finishes, and next step reenters the S02 stage, thereby the variation of current state is made a response fast.
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| CN101154094A (en) * | 2007-09-27 | 2008-04-02 | 天津百利特精电气股份有限公司 | Automatic change-over switch for intelligent adjusting power supply of drive motor |
| CN101783252A (en) * | 2009-01-16 | 2010-07-21 | 西门子公司 | Automatic transfer switching electric appliance and method for judging and treating failure thereof |
| CN201533194U (en) * | 2009-10-26 | 2010-07-21 | 北京突破电气有限公司 | Automatic on/off switching electric appliance |
| CN203658747U (en) * | 2013-12-24 | 2014-06-18 | 施耐德万高（天津）电气设备有限公司 | Low-cost and high-reliability automatic transfer switching equipment control system |
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