CN102192356A - Power module in power failure - Google Patents
Power module in power failure Download PDFInfo
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- CN102192356A CN102192356A CN2010105999733A CN201010599973A CN102192356A CN 102192356 A CN102192356 A CN 102192356A CN 2010105999733 A CN2010105999733 A CN 2010105999733A CN 201010599973 A CN201010599973 A CN 201010599973A CN 102192356 A CN102192356 A CN 102192356A
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- power failure
- power supply
- electric actuator
- failure
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/18—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual dc motor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Control Of Electric Motors In General (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
The present invention provides a power module in power failure, which causes a fact that an electric actuator with a same structure can be used as an ordinary electric actuator and also can be used as the electric actuator with an emergency switching-off function. The power module (300) in power failure is provided with a power supply part (17) in power failure, a power failure detection circuit (16), and a motor power switching circuit (18). At a state that power failure of an AC power supply is not detected, the AC power supply is transmitted to the electric actuator (100) through a motor power switching circuit. At a state that the power failure of the AC power supply is detected, a power-failure power EC is transmitted to the electric actuator through the motor power switching circuit. Additionally, a power failure notification is transmitted from the power module in power failure to a control substrate (3) of the electric actuator through a relay connector (10). The control substrate (3) receives the power failure notification and reads out a power-failure opening which is stored in a memory (3A) and uses the power-failure power EC of the power module in power failure as energy for driving an AC motor so that the opening of a valve becomes the opening in power failure.
Description
Technical field
Power module when the present invention relates to be connected the power failure of using with the electric actuator of carrying out flow control by the aperture of adjusting valve, air door controlling object such as (damper).
Background technique
All the time, in air-conditioning equipment, as controlling object, use electric actuator with the air door etc. that is arranged at valve in its cold warm water pipe arrangement, the air quantity of the adjusting air by supplying with air conditioning area in the pipeline carried out add-subtract control for the aperture adjustment of carrying out this controlling object.
This common electric actuator, supply with ac power supply as action power, therefore have AC motor as drive motor in the inside of electric actuator,, make the actual aperture and the consistent control action of setting aperture of controlling object according to control command from the idle call controller.In such electric actuator of moving with ac power supply, if the ac power supply of supplying with has a power failure, the action aperture before then the controlling object of controlled aperture keeps having a power failure, and can not carry out suitable aperture control.
So, had the motion of the electric actuator of following type: when the ac power supply of supplying with electric actuator has a power failure, force to carry out the action of regulation aperture (for example full cut-off), before ac power supply is got back to "on" position once more, keep this regulation aperture.Below, the electric actuator that claims the type is the electric actuator with urgent break-in facility.
Now, as with concrete proposition of the electric actuator of urgent break-in facility two types scheme being arranged, a class is the spring reset type, and another kind of to be called as secondary power supply driving.
(spring reset type electric actuator)
Spring reset type electric actuator, be equipped with Returnning spring, its live axle to electric actuator applies the power of keeping full-shut position, under the situation of supplying with ac power supply, make drive motor resist this Returnning spring applied force and drive, to adjust the aperture of controlling object, taking place to utilize the Returnning spring applied force forcibly to make the aperture of controlling object become regulation aperture (for example with reference to patent documentation 1) under the situation about having a power failure.
(the driving electric actuator of secondary power supply)
On the other hand, the driving electric actuator of secondary power supply, the driving power that makes electric actuator is a direct current generator, and be equipped with in addition by secondary cell, the secondary power supply (DC electrical source) that double layer capacitor etc. constitute, when being supplied to ac power supply, this ac power supply is transformed to direct current, drive direct current generator to adjust the aperture of controlling object, taking place under the situation about having a power failure, with secondary power supply as action power, utilize secondary power supply (DC electrical source) to drive direct current generator, forcibly make the aperture of controlling object become regulation aperture (for example with reference to patent documentation 2).
Electric actuator to so urgent break-in facility of two class bands compares, in the spring reset type electric actuator, the Returnning spring applied force is moved as the motor-driven resistance for common period, therefore in order to resist this resistance, must use the big motor of torque as drive motor, have the maximization that causes electric actuator, the problem that weight is big, cost increases.
Relative therewith, the driving electric actuator of secondary power supply does not have the problem of spring reset type electric actuator, and, also improve as the secondary cell of secondary power supply, the capacity of double layer capacitor in recent years, become more for favourable.
Patent documentation 1: TOHKEMY 2002-174269 communique
Patent documentation 2: TOHKEMY 2008-89109 communique
But in existing electric actuator, it is greatly different with the structure of the electric actuator that does not have urgent break-in facility (common electric actuator) to have the electric actuator of urgent break-in facility, and therefore, MANUFACTURER need be made two kinds of electric actuator.
In addition, use when wishing that this electric actuator has urgent break-in facility after the user of common electric actuator, have to significantly transform existing electric actuator, perhaps buy electric actuator with urgent break-in facility in addition to replace existing electric actuator, expend the man-hour of cost and transformation, replacement.
For example, when common electric actuator being transform as the driving electric actuator of secondary power supply, because the drive motor of common electric actuator uses AC motor, so need carry out this AC motor to the replacement of direct current generator, the change of control panel, the interpolation with module of urgent break-in facility.The parts of replacing in addition, need be scrapped.Like this, when common electric actuator being transform as the driving electric actuator of secondary power supply, cost and man-hour that house of correction needs are excessive.
Summary of the invention
The present invention proposes in order to solve this problem, its purpose be to provide a kind of can be with the electric actuator of same structure power module as common electric actuator and when having the power failure that the electric actuator of urgent break-in facility uses.
In order to reach such purpose, power module when the invention provides a kind of power failure, it can releasably connect electric actuator via cable, and this electric actuator comprises: AC motor; Actual aperture detection unit, it detects the actual aperture of the controlling object that is driven by this AC motor; Control unit, its generation make by the control output consistent with setting aperture of the detected actual aperture of this actual aperture detection unit; Drive the output generation unit, it accepts the control output that this control unit generates, and generates the driving output to AC motor output; And the input part of ac power supply, it is this energy that drives the driving output of output generation unit generation, power module comprises during this power failure: and ac power supply TU Trunk Unit, the ac power supply of its subtend electric actuator power supply is carried out relaying; Power failure detecting unit, it detects the power failure to the ac power supply of electric actuator power supply; Power subsystem during power failure, its energy when replacing the power failure of ac power supply; And power supply is selected feed unit, its carry out the ac power supply of relaying with ac power supply TU Trunk Unit and when having a power failure during the power failure of power subsystem power supply as input, when power failure detecting unit does not detect the ac power supply power failure, the ac power supply of selecting ac power supply TU Trunk Unit relaying is as the ac power supply of supplying with to electric actuator, detect ac power supply when having a power failure in power failure detecting unit, power supply is as the ac power supply of supplying with to electric actuator when selecting the power failure of power subsystem when having a power failure.
When power module was connected in electric actuator not with power failure of the present invention the time, this electric actuator was accepted to move from the ac power supply of input part, made the actual aperture and the consistent control of setting aperture of controlling object.Thus, this electric actuator is as common electric actuator work.
When power module is connected in electric actuator with power failure of the present invention the time, when having a power failure, detect having or not in the power module to the power failure of the ac power supply of electric actuator power supply, under the situation that does not detect power failure, ac power supply TU Trunk Unit is carried out the ac power supply of relaying and is supplied with to electric actuator, detecting under the situation of power failure, power supply is supplied with to electric actuator during the power failure of power subsystem when having a power failure.
Thus, under the situation that does not take place to have a power failure, the supply of the ac power supply of power module was moved when electric actuator was accepted from power failure, made the actual aperture of controlling object and set the consistent control of aperture.Under situation about take place having a power failure, the supply of power supply was moved when electric actuator was accepted the power failure of power module when having a power failure.If when this has a power failure during the supply of power supply, in electric actuator, make the actual aperture of controlling object arrive the control of regulation aperture (for example full cut-off), then this electric actuator is as playing a role with the electric actuator of urgent break-in facility.
Power module during according to power failure of the present invention, when not being connected in electric actuator, this electric actuator is as common electric actuator work, when being connected in electric actuator, this electric actuator is as the electric actuator work with urgent break-in facility, power module when having a power failure by whether connecting can use the electric actuator of same structure as common electric actuator and electric actuator with urgent break-in facility.
Description of drawings
Fig. 1 is the block diagram of expression major component of the electric actuator before the power module when connecting of the present invention the power failure;
Fig. 2 is the External view of this electric actuator;
Fig. 3 is the figure that is illustrated in the state of a mode of execution (mode of execution 1) of power module when being connected with of the present invention the power failure on this electric actuator;
Fig. 4 is the block diagram of the major component when being connected with power module when having a power failure on this electric actuator;
The figure of the structure of the inside of power module when Fig. 5 is the expression power failure;
Fig. 6 is the figure of power module example (mode of execution 2) of aperture signal when electric actuator sends power failure when representing from power failure;
The figure of the example that the DC/AC power conversion portion of Fig. 7 power supply unit that is expression when having a power failure in the mode of execution 1 is made of D level amplifier and power-supply filter; And
The figure of the example that the DC/AC power conversion portion of Fig. 8 power supply unit that is expression when having a power failure in the mode of execution 2 is made of D level amplifier and power-supply filter.
The reference numeral explanation
1...... terminal board; 2...... power circuit; 3...... control panel; 3A...... storage; 4...... motor-drive circuit; 5...... AC motor (AC motor); 6...... train of gearings; 7...... output shaft; 8...... potentiometer; 9...... limit switch; 10...... Relay linker; 10A...... public side-connector; 10B, 10B ' ... female side-connector, L1...... connector path; 11...... signal input line; 12...... supply lines; 13...... signaling line; 14...... cable; 15...... terminal board; 16...... power cut detection circuit; 17...... power supply unit when having a power failure; 17-1......AC/DC power conversion portion; 17-2...... charging circuit; 17-3...... capacitor (double layer capacitor, lithium-ion capacitor); 17-4......DC/AC power conversion portion; 17-41......D level amplifier; 17-42...... power-supply filter; 18...... motor power diverter circuit; 19...... aperture signal generating unit when having a power failure; 100...... electric actuator; 200...... valve; 300...... power module when having a power failure.
Embodiment
Below the mode of execution of power module when describing of the present invention the power failure in detail based on accompanying drawing.
(electric actuator)
Fig. 1 is the block diagram of expression major component of the electric actuator before the power module when connecting of the present invention the power failure.In the figure, the 100th, electric actuator, the 200th, utilize this electric actuator 100 to control the valve (controlling object) of apertures.
In this electric actuator 100, to the ac power supply AC of terminal board 1 input conduct from the action power of outside, this ac power supply AC is required internal electric source in power circuit 2, and puts on control panel 3.In addition, to the setting aperture θ sp of terminal board 1 input conduct from the control command of idle call controller (not shown), the setting aperture θ sp of this input is sent to control panel 3 as setting aperture signal S1.In addition, actual aperture θ pv from the valve 200 of potentiometer 8 is applied in control panel 3 as actual aperture testing signal S2, and the signal that arrives the rotary angle position of regulation from the expression output shaft 7 of limit switch 9 is applied in control panel 3 as regulation rotary angle position arriving signal S3.
Fig. 2 represents the External view of this electric actuator 100.In the figure, the 12nd, ac power supply AC is introduced the supply lines of the inside of electric actuator 100, the 13rd, introduce the signaling line of the inside of electric actuator 100 with setting aperture θ sp.
In this electric actuator 100, the driving output M1 that motor-drive circuit 4 generates sends to AC motor 5, makes the actual aperture θ pv and the consistent control of setting aperture θ sp of valve 200 thus.Thus, this electric actuator 100 works as common electric actuator.
(as the situation of electric actuator use) with urgent break-in facility
When this electric actuator 100 is used as the electric actuator with urgent break-in facility, as shown in Figure 3, power module 300 when between electric actuator 100 and supply lines 12, being connected power failure via cable 14.
That is, unload supply lines 12, this supply lines 12 input side of power module 300 when having a power failure is connected, and when power failure, be connected with cable 14 between the input side of outlet side and the electric actuator 100 of power module 300 from electric actuator 100.
Fig. 4 is illustrated in the block diagram of the major component under the situation that is connected with power module 300 when having a power failure on the electric actuator 100.A mode of execution (mode of execution 1) of power module comprised terminal board 15, power cut detection circuit 16, power supply unit 17, motor power diverter circuit 18 when having a power failure when power module 300 was of the present invention the power failure during power failure.
When power module 300 is connected in electric actuator 100 in the time should having a power failure, in electric actuator 100, unload female side-connector 10B (Fig. 1) of Relay linker 10, female side-connector 10B ' that the power cut detection circuit 16 of power module 300 is derived when making from power failure and public side-connector 10A coupling.
In addition, when having a power failure, in the power module 300, supply lines 12 is connected with terminal board 15, will transfers to motor power diverter circuit 18 by the ac power supply AC of these terminal board 15 relayings.
In addition, in this embodiment, unload female side-connector 10B, but also can utilize female side-connector 10B to obtain same line.
In the power module 300, power cut detection circuit 16 supervision are by the ac power supply AC of terminal board 15 relayings when having a power failure, and the power failure whether output notice has a power failure at the ac power supply AC that transfers to electric actuator 100 detects no signal S5.
For motor power diverter circuit 18, the ac power supply AC that input is sent here from terminal board 15, power supply EC during the power failure sent here with power supply unit 17 when having a power failure, based on power failure detection no signal S5 is arranged from power cut detection circuit 16, do not detect at power cut detection circuit 16 under the situation of ac power supply AC power failure, the ac power supply that the ac power supply AC conduct that selection is sent here from terminal board 15 is supplied with to electric actuator 100, detect under the situation that ac power supply AC has a power failure at power cut detection circuit 16, power supply EC is as the ac power supply of supplying with to electric actuator 100 when selecting power supply unit 17 is sent here when having a power failure power failure.The ac power supply from motor power diverter circuit 18 after this is selected is carried to the terminal board 1 of electric actuator 100.
The cable 14 of power module 300 and electric actuator 100 comprises when at this moment, connecting power failure: with the connecting line of the female side-connector 10B ' that derives from power cut detection circuit 16; And ac power supply AC that optionally carries from motor power diverter circuit 18 and the junction line of power supply EC when having a power failure.
The structure of the inside of power module 300 when Fig. 5 represents to have a power failure.Fig. 5 (b) is that the lid of opening power module 300 when having a power failure is observed inner figure, and Fig. 5 (a) is the figure that observes terminal board 15 sides of Fig. 5 (b) from the A direction, and Fig. 5 (c) is the figure that observes the capacitor 17-3 side Fig. 5 (b) from the B direction.The inside of power module 300 when having a power failure, power supply during in order to ensure jumbo power failure is provided with a plurality of capacitors (double layer capacitor, lithium-ion capacitor) 17-3.
(situation of power failure takes place)
The motor power diverter circuit 18 of power module 300 during power failure, under the situation that the ac power supply AC to electric actuator 100 does not have a power failure, based on power failure detection no signal S5 is arranged, will be chosen as the ac power supply of supplying with to electric actuator 100 from the ac power supply AC that terminal board 15 is sent here from power cut detection circuit 16.The ac power supply AC from motor power diverter circuit 18 of this selection carries to the terminal board 1 of electric actuator 100.
Thus, under the situation that the ac power supply AC to electric actuator 100 does not have a power failure, in electric actuator 100, with ac power supply AC as the energy, generation is from the driving output M1 of motor-drive circuit 4, further detecting based on power failure has no signal S5 to differentiate the situation that has a power failure and take place, and makes the actual aperture θ pv and the consistent control of setting aperture θ sp of valve 200.
(situation of power failure takes place)
Motor power diverter circuit 18 during power failure in the power module 300, under the situation that the ac power supply AC to electric actuator 100 takes place to have a power failure, based on detecting no signal S5 is arranged from the power failure of power cut detection circuit 16, will be when having a power failure during the power failure of power supply unit 17 power supply EC be chosen as the ac power supply of supplying with to electric actuator 100.This selection from the power failure of motor power diverter circuit 18 time power supply EC carry to the terminal board 1 of electric actuator 100.
In addition, power failure detection from power cut detection circuit 16 has no signal S5 to carry to the control panel 3 of electric actuator 100 by Relay linker 10 (connector path L1), and the information of power failure takes place to the ac power supply AC of electric actuator 100 to control panel 3 notices.
The control panel 3 of electric actuator 100 receives the notice that the ac power supply AC of power module 300 has a power failure when having a power failure, and reads aperture θ SH when having a power failure from storage 3A, and the actual aperture θ pv that makes valve 200 is the consistent control of aperture θ SH during with power failure.At this moment, from the driving of motor-drive circuit 4 output M1, power supply EC generates as the energy during power failure sent here with power module 300 when having a power failure.
In addition, in this embodiment, when power module 300 receives the notice of ac power supply AC power failure from power failure the time, read aperture θ SH when having a power failure from storage 3A, but also can drive AC motor 5 until confirming that this regulation rotary angle position arriving signal S3 produces based on the regulation rotary angle position arriving signal S3 that arrives the rotary angle position of regulation from the expression output shaft 7 of limit switch 9.Promptly, if the regulation rotary angle position arriving signal S3 from limit switch 9 detects the signal that valve 200 arrives full close position, then drive AC motor 5 until confirming that this regulation rotary angle position arriving signal S3 produces, thus, promptly blocking in the time of can carrying out ac power supply AC power failure.At this moment, do not need to set aperture θ SH when having a power failure, can omit aperture θ SH when storage 3A storage has a power failure.
(situation of service restoration)
Motor power diverter circuit 18 will be chosen as the ac power supply of supplying with to electric actuator 100 from the ac power supply AC that terminal board 15 is sent here when by the recovery of the power failure of power cut detection circuit 16 notice ac power supply AC.The ac power supply AC from motor power diverter circuit 18 of this selection carries to the terminal board 1 of electric actuator 100.
In addition, detecting from the power failure of power cut detection circuit 16 has no signal S5 to send by the control panel 3 of Relay linker 10 (connector path L1) to electric actuator 100, recovers to the power failure of control panel 3 notice ac power supply AC.
The control panel 3 of electric actuator 100 receives the notice that the power failure of the ac power supply AC of power module 300 when having a power failure has recovered, with have a power failure before same, make the actual aperture θ pv and the consistent control of setting aperture θ sp of valve 200.At this moment, the ac power supply AC that sends here with power module 300 when having a power failure from the driving of motor-drive circuit 4 output M1 is as the energy.
Like this, when power module 300 was connected with electric actuator 100 when having a power failure, the electric actuator 100 as common electric actuator work began as the electric actuator work with urgent break-in facility all the time.
In this electric actuator 100, terminal board 1 is equivalent to the input part of ac power supply of the present invention, and control panel 3 is equivalent to control unit, and motor-drive circuit 4 is equivalent to drive the output generation unit, AC motor 5 is equivalent to AC motor, and potentiometer 8 is equivalent to actual aperture detection unit.In addition, in the power module 300, terminal board 15 is equivalent to ac power supply TU Trunk Unit of the present invention when having a power failure, and power cut detection circuit 16 is equivalent to power failure detecting unit, power subsystem when power supply unit 17 is equivalent to have a power failure during power failure, motor power diverter circuit 18 are equivalent to power supply and select feed unit.
As discussed above, power module 300 during according to the power failure of present embodiment, when not being connected with electric actuator 100, make electric actuator 100 as common electric actuator work, when being connected, make electric actuator 100 as electric actuator work with urgent break-in facility with electric actuator 100.
At this moment, need the attended operation of supply lines 12 and cable 13, but do not need the transformation of electric actuator 100, power module 300 when having a power failure by whether connecting can use the electric actuator 100 of same structure as common electric actuator and electric actuator with urgent break-in facility.
Thus, MANUFACTURER does not need to make two kinds of electric actuator.In addition, in the operational site, can carry out simply from of the change of common electric actuator to electric actuator with urgent break-in facility.
In addition, in this example, electric actuator 100 is that secondary power supply is driving, therefore compares with the spring reset type, does not have the Returnning spring applied force, does not correspondingly need the high capacitanceization of drive motor, the high strength of gear.In addition, do not need the layout of existing distribution is changed, can directly use supply lines 12, signaling line 13.In addition, power module 300 can be arranged at position arbitrarily during power failure, even therefore narrow place also can change to the electric actuator with urgent break-in facility with electric actuator 100.
(mode of execution 2)
In mode of execution 1, when power module 300 is connected in electric actuator 100 in the time will having a power failure, power module 300 sends to have a power failure to detect to electric actuator 100 during from power failure no signal S5, no signal S5 is arranged and notify aperture θ SH when having a power failure but also can replace power failure to detect.Among Fig. 6, as mode of execution 2, the example of power module 300 situation of aperture θ SH when electric actuator 100 notices have a power failure when representing from power failure.
In this mode of execution 2, when having a power failure, be provided with aperture signal generating unit 19 when having a power failure in the power module 300, when aperture signal generating unit 19 will represent to have a power failure when this has a power failure during the power failure of aperture θ SH aperture signal S6 pass through control panel 3 transmissions of Relay linker 10 (connector path L1) to electric actuator 100.
At this moment, aperture signal generating unit 19 during power failure has no signal S5 based on the power failure detection from power cut detection circuit 16, under the situation that detects ac power supply AC power failure, and aperture signal S6 when control panel 3 sends power failure.Aperture signal S6 when control panel 3 receives this and has a power failure, the actual aperture θ pv that makes valve 200 be the consistent control of aperture θ SH during with power failure.
In this mode of execution 2, power module 300 aperture θ SH when the control panel 3 of electric actuator 100 sends power failure, therefore aperture θ SH when control panel 3 sides can not stored power failure during from power failure.
In addition, in above-mentioned mode of execution 1,2, power supply unit 17 uses inverter as the DC/AC power conversion 17-4 of portion when having a power failure, but also can be as Fig. 7, shown in Figure 8, (17-41 of DC → AC) and power-supply filter 17-42 constitute the DC/AC power conversion 17-4 of portion, also can be made of the AC power amplifier by D level amplifier.
In addition, in above-mentioned example, power supply unit 17 when using capacitor (double layer capacitor, lithium-ion capacitor) to constitute when having a power failure the power failure in the power module 300, but also can use secondary cell such as lithium cell, also can utilize primary cell.Like this, the unit of power supply EC can utilize various devices such as primary power source, secondary cell, double layer capacitor when having a power failure as generation, can suitably select and utilize.
Utilizability on the industry
Power module in power failure of the present invention, the power module in power failure as being connected with the YE that carries out flow-control by the aperture of adjusting the control objects such as valve, air door can use in various fields such as air-conditioning equipments.
Claims (5)
1. a power module when having a power failure releasably connects electric actuator via cable, and this electric actuator comprises: AC motor; Actual aperture detection unit, it detects the actual aperture of the controlling object that is driven by this AC motor; Control unit, its generation make by the control output consistent with setting aperture of the detected actual aperture of this actual aperture detection unit; Drive the output generation unit, it accepts the control output that this control unit generates, and generates the driving output to described AC motor output; And the input part of ac power supply, it is this energy that drives the driving output of output generation unit generation, power module is characterised in that during this power failure, comprising:
Ac power supply TU Trunk Unit, the ac power supply of the described electric actuator power supply of its subtend is carried out relaying;
Power failure detecting unit, it detects the power failure to the ac power supply of described electric actuator power supply;
Power subsystem during power failure, its energy when replacing the power failure of described ac power supply; And
Power supply is selected feed unit, its carry out the ac power supply of relaying with described ac power supply TU Trunk Unit and during from described have a power failure during the power failure of power subsystem power supply as input, do not detect described ac power supply when having a power failure in described power failure detecting unit, the ac power supply of selecting described ac power supply TU Trunk Unit relaying is as the ac power supply of supplying with to described electric actuator, detect described ac power supply when having a power failure in described power failure detecting unit, when selecting from described the power failure during power failure of power subsystem power supply as the ac power supply of supplying with to described electric actuator.
2. power module during power failure as claimed in claim 1 is characterized in that:
Power supply was selected feed unit output to described power supply when power subsystem will be to the power failure after the DC electrical source interchange during described power failure.
3. power module during power failure as claimed in claim 1 is characterized in that:
Power subsystem comprises during described power failure:
The AC/DC power conversion unit, its ac power supply of carrying out relaying with described ac power supply TU Trunk Unit is imported as branch, and this branch's input is transformed to DC electrical source;
Electricity accumulating unit, its savings carries out the electric charge that the DC electrical source after the conversion obtains from utilizing described AC/DC power conversion unit; And
DC/AC power conversion unit, its utilization are put aside the power supply that generates interchangeizations in the electric charge of described electricity accumulating unit, and power supply is exported to described power supply selection feed unit when having a power failure.
4. power module during power failure as claimed in claim 1 is characterized in that:
Whether described power failure detecting unit detects power failure to described electric actuator notice.
5. power module during power failure as claimed in claim 1 is characterized in that:
Also have aperture notification unit when having a power failure, it detects in described power failure detecting unit under the situation of power failure, the regulation aperture that when having a power failure, keep with described controlling object aperture when having a power failure, and notify described electric actuator.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010048775A JP2011185316A (en) | 2010-03-05 | 2010-03-05 | Power source module during power failure |
| JP2010-048775 | 2010-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102192356A true CN102192356A (en) | 2011-09-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105999733A Pending CN102192356A (en) | 2010-03-05 | 2010-12-14 | Power module in power failure |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2011185316A (en) |
| KR (1) | KR101178317B1 (en) |
| CN (1) | CN102192356A (en) |
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| CN103388700A (en) * | 2012-05-08 | 2013-11-13 | 阿自倍尔株式会社 | Electric actuator |
| CN103574130A (en) * | 2012-07-24 | 2014-02-12 | 阿自倍尔株式会社 | Electric actuator |
| CN112938671A (en) * | 2021-04-08 | 2021-06-11 | 上海三菱电梯有限公司 | Elevator control detection circuit with controllable discharging loop and elevator emergency rescue system |
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| JP5793400B2 (en) * | 2011-11-04 | 2015-10-14 | アズビル株式会社 | Electric actuator |
| JP5891009B2 (en) * | 2011-11-04 | 2016-03-22 | アズビル株式会社 | Electric actuator |
| JP2015194166A (en) * | 2014-03-31 | 2015-11-05 | アズビル株式会社 | valve device |
| CN113224835A (en) * | 2021-06-10 | 2021-08-06 | 浙江亿邦通信科技有限公司 | Power failure protection system of 5G gateway |
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- 2010-12-14 CN CN2010105999733A patent/CN102192356A/en active Pending
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| CN1031593A (en) * | 1987-08-26 | 1989-03-08 | 日本贝雷株式会社 | The electric actuator of control valve |
| CN1273705A (en) * | 1998-08-07 | 2000-11-15 | 松下电器产业株式会社 | Uninterruptible power system |
| CN101399451A (en) * | 2007-11-06 | 2009-04-01 | 中国科学院电工研究所 | Energy cut protection device for solar automatically tracking system |
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| CN103388700A (en) * | 2012-05-08 | 2013-11-13 | 阿自倍尔株式会社 | Electric actuator |
| CN103388700B (en) * | 2012-05-08 | 2015-09-02 | 阿自倍尔株式会社 | Electric actuator |
| CN103574130A (en) * | 2012-07-24 | 2014-02-12 | 阿自倍尔株式会社 | Electric actuator |
| CN112938671A (en) * | 2021-04-08 | 2021-06-11 | 上海三菱电梯有限公司 | Elevator control detection circuit with controllable discharging loop and elevator emergency rescue system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011185316A (en) | 2011-09-22 |
| KR20110101037A (en) | 2011-09-15 |
| KR101178317B1 (en) | 2012-08-29 |
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