CN107128765A - One kind elevator faults fault tolerant control method and system under oppressive state - Google Patents
One kind elevator faults fault tolerant control method and system under oppressive state Download PDFInfo
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- CN107128765A CN107128765A CN201710442806.XA CN201710442806A CN107128765A CN 107128765 A CN107128765 A CN 107128765A CN 201710442806 A CN201710442806 A CN 201710442806A CN 107128765 A CN107128765 A CN 107128765A
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- fault
- tolerant
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- state
- elevator
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/021—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system
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- Elevator Control (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses one kind under oppressive state elevator faults fault tolerant control method and system, this method is, frequency, simultaneous failure number, the type that breaks down and the consequence caused that breaks down occurred according to failure, carries out integrated decision-making, export control policy.The present invention carries out integrated decision-making according to the number of the order of severity, the frequency of generation and failure of elevator faults, and according to the output state of the faults-tolerant control policy control elevator proposed, can effectively solve the problem that due to the secondary injury that elevator malfunction is caused.
Description
Technical field
The present invention relates to elevator technology field, and in particular to one kind under oppressive state elevator faults fault tolerant control method and
System.
Background technology
Elevator is a kind of vertical vehicle equipment by power of motor, multiplies people or carrying goods for tier building.With
The quickening of urbanization process, elevator turns into indispensable means of transport in human lives.
Obtaining the main path of elevator faults information at present has two kinds：Check and locate by debugging acid in elevator(lift) machine room
Reason, by install additional wire/wireless shake ssupervisor tool check but lead on the display screen of elevator monitoring room (typically in cell room security)
It can not often handle.Also there are some additional special equipments, run, overhauled and fault status information by gathering elevator, will gathered
Information storage in storage device, then the collection information in storage device is shown by display screen.If hair
Raw elevator malfunction failure, elevator typically all stops immediately, by professional reach after be usually that machine room upper checks fault message,
Then opened after power failure, loose band-type brake, jiggering to flat bed with private key from Room outer grip door and rescue people, fixed a breakdown again after people is saved
Condition, which is re-powered, makes elevator recover normal.As long as therefore there occurs and stop terraced oppressive failure, two people are just at least needed to computer room
Direct operation machinery part could rescue people, it is necessary to longer time, it is easy to cause secondary disaster.
The content of the invention
In view of this, elevator faults fault tolerant control method and it is under oppressive state it is an object of the invention to provide one kind
System.
An object of the present invention is achieved through the following technical solutions, and one kind elevator faults under oppressive state hold
Wrong control method, the frequency occurred according to failure, simultaneous failure number, the type that breaks down and breaks down what is caused
Consequence, carries out integrated decision-making, export control policy.
Further, the fault type includes fault-tolerant state, half fault-tolerant state and not fault-tolerant state.
Further, the failure that the fault-tolerant state includes：Outer trick communication failure, team control communication failure, enabling are abnormal, emergent
Illumination exception, the action of cage illumination exception, motor overheating, door-closing in-place dropout, overload device, light curtain exception, interior recruit are glued
Even with outer trick adhesion, the method for disposal of fault-tolerant state is：Method of disposal：Elevator it is not parking and can quickly nearby floor put down
Layer.
Further, described half fault-tolerant state includes half fault-tolerant state I and half fault-tolerant state I I, the half fault-tolerant state I bag
Include operation monitoring period exceed, run in hall door lock moment disconnect, operation in safety return circuit moment disconnect, run in gate moment
Disconnection, control system transient fault, drive system transient fault, elevator position exception, momentary power failure, temperature sensor moment break
Overhaul abnormal in conjunction, fine motion flat bed time-out and operation, the method for disposal of half fault-tolerant state I is：Elevator express stops immediately, then
With normal or correction rate to level position or it can reset floor；The half fault-tolerant state I I includes forcing throw-over to open up and down
Close action simultaneously, velocity anomaly, again flat bed failure, door area abnormal signal, car communication failure, accelerated overcurrent, slowed down electricity
On in stream, constant speed overcurrent, motor overload, system overload, output phase shortage, input phase failure, encoder fractional frequency signal exception, operation
It is spacing to disconnect, run lower limit position disconnection, continuous three subnormal speed reset circuit, car position loss, hoistway position signal
Mistake and fine motion flat bed inductor failure, half fault-tolerant state I I method of disposal is：Elevator express stops and is only capable of with anti-immediately
Leveling speed is to level position or resets layer.
Further, the not fault-tolerant state is：Safety return circuit open circuit, the open circuit of hall door lock loop, car door lock open circuit, secondary microcomputer
Drive system failure, control system cpu fault, contactor feedback signal loss, input under-voltage, motor encoder are abnormal, defeated
It has short circuit, brake unit failure, continuous five startup optimizations of saving oneself are wrong and the open circuit of band-type brake feedback signal, not fault-tolerant state
Method of disposal be：Elevator express stops being only capable of resetting in the way of manual intervention immediately.
The second object of the present invention is achieved through the following technical solutions,
One kind elevator faults fault-tolerant control system under oppressive state, including failure sampling module and faults-tolerant control strategy mould
Block,
The fault collection module is used for frequency, simultaneous failure number and the class that breaks down for gathering failure generation
Type；
It is described to hold frequency that ivory control strategy module occurs according to failure, simultaneous failure number, break down
Type and the consequence caused that breaks down, carry out integrated decision-making, export control policy.
Further, the fault type includes fault-tolerant state, half fault-tolerant state and not fault-tolerant state.
Further, the fault-tolerant state includes：Outer trick communication failure, team control communication failure, abnormal, emergency lighting of opening the door are different
Often, cage illumination exception, motor overheating, door-closing in-place dropout, overload device action, light curtain abnormal, interior trick adhesion and outer
Adhesion is recruited, the method for disposal of fault-tolerant state is：Elevator is not parking and can quick floor flat bed nearby.
Further, described half fault-tolerant state includes half fault-tolerant state I and half fault-tolerant state I I, the half fault-tolerant state I bag
Include operation monitoring period exceed, run in hall door lock moment disconnect, operation in safety return circuit moment disconnect, run in gate moment
Disconnection, control system transient fault, drive system transient fault, elevator position exception, momentary power failure, temperature sensor moment break
Overhaul abnormal in conjunction, fine motion flat bed time-out and operation, the method for disposal of half fault-tolerant state I is：Elevator express stops immediately, then
With normal or correction rate to level position or it can reset floor；The half fault-tolerant state I I includes forcing throw-over to open up and down
Close action simultaneously, velocity anomaly, again flat bed failure, door area abnormal signal, car communication failure, accelerated overcurrent, slowed down electricity
On in stream, constant speed overcurrent, motor overload, system overload, output phase shortage, input phase failure, encoder fractional frequency signal exception, operation
It is spacing to disconnect, run lower limit position disconnection, continuous three subnormal speed reset circuit, car position loss, hoistway position signal
Mistake and fine motion flat bed inductor failure, half fault-tolerant state I I method of disposal is：Elevator express stops and is only capable of with anti-immediately
Leveling speed is to level position or resets layer.
Further, the not fault-tolerant state is：Safety return circuit open circuit, the open circuit of hall door lock loop, car door lock open circuit, secondary microcomputer
Drive system failure, control system cpu fault, contactor feedback signal loss, input under-voltage, motor encoder are abnormal, defeated
It has short circuit, brake unit failure, continuous five startup optimizations of saving oneself are wrong and the open circuit of band-type brake feedback signal, not fault-tolerant state
Method of disposal be：Elevator express stops being only capable of resetting in the way of manual intervention immediately.
Advantageous effects：
Integrated decision-making is carried out according to the number of the order of severity of elevator faults, the frequency occurred and failure, and according to being carried
The output state of the faults-tolerant control policy control elevator gone out, can effectively solve the problem that due to the secondary injury that elevator malfunction is caused.
Brief description of the drawings
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
The detailed description of one step, wherein：
Fig. 1 is elevator faults fault-tolerant control system schematic diagram；
Fig. 2 is control strategy block diagram.
Embodiment
Below with reference to accompanying drawing, the preferred embodiments of the present invention are described in detail；It should be appreciated that preferred embodiment
Only for the explanation present invention, the protection domain being not intended to be limiting of the invention.
An object of the present invention is achieved through the following technical solutions, and one kind elevator faults under oppressive state hold
Wrong control method, the frequency occurred according to failure, simultaneous failure number, the type that breaks down and breaks down what is caused
Consequence, carries out integrated decision-making, export control policy.
Instant invention overcomes think that the severity degree that is solely caused according to failure judges corresponding fault-tolerant state.And
It is to have taken into full account the consequence that frequency, simultaneous failure number and failure that failure occurs are caused, carries out integrated decision-making.
The controller of a triple input single output as shown in Figure 2 is constituted,
Wherein A is the input subset of single failure, and B is the input subset of failure-frequency, and C is sub for the input of failure number
Collection.U is that controller exports subset.
Its control strategy is as follows：
Wherein U1 represents fault-tolerant state, and U2 represents half fault-tolerant state, and U3 represents not fault-tolerant state.
B represents failure-frequency, and 0 represents that frequency is that 0,1 expression frequency is relatively low, and 2 represent that frequencies are higher.
C represents the simultaneous number of failure, and 0 represents only occur a failure, and 1 represents that 2 failures, 2 tables occur simultaneously
Show only occur 3 failures, 3 represent that 4 failures occur simultaneously.
The elevator malfunction analysis on accident cause of table 1 and fault-tolerant processing strategy
At the same time, also offer of the invention one kind elevator faults fault-tolerant control system under oppressive state, including failure
Sampling module and faults-tolerant control policy module, the fault collection module are used for the frequency, simultaneous for gathering failure generation
Failure number and the type that breaks down；It is described to hold frequency, the simultaneous event that ivory control strategy module occurs according to failure
Hinder number, the type that breaks down and the consequence caused that breaks down, carry out integrated decision-making, export control policy.
Instant invention overcomes think that the severity degree that is solely caused according to failure judges corresponding fault-tolerant state.And
It is to have taken into full account the consequence that frequency, simultaneous failure number and failure that failure occurs are caused, carries out integrated decision-making.
Constitute the controller of a triple input single output as shown in Figure 2.
Wherein A is the input subset of single failure, and B is the input subset of failure-frequency, and C is sub for the input of failure number
Collection.U is that controller exports subset.
Its control strategy is as follows：
Wherein U1 represents fault-tolerant state, and U2 represents half fault-tolerant state, and U3 represents not fault-tolerant state.
B represents failure-frequency, and 0 represents that frequency is that 0,1 expression frequency is relatively low, and 2 represent that frequencies are higher.
C represents the simultaneous number of failure, and 0 represents only occur a failure, and 1 represents that 2 failures, 2 tables occur simultaneously
Show only occur 3 failures, 3 represent that 4 failures occur simultaneously.
The elevator malfunction analysis on accident cause of table 1 and fault-tolerant processing strategy
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, it is clear that those skilled in the art
Member can carry out various changes and modification to the present invention without departing from the spirit and scope of the present invention.So, if the present invention
These modifications and variations belong within the scope of the claims in the present invention and its equivalent technologies, then the present invention is also intended to include these
Including change and modification.
Claims (10)
1. one kind elevator faults fault tolerant control method under oppressive state, it is characterised in that：The frequency that is occurred according to failure, simultaneously
Failure number, the type that breaks down and the consequence caused that breaks down of generation, carry out integrated decision-making, export control policy.
2. one kind elevator faults fault tolerant control method under oppressive state according to claim 1, it is characterised in that：It is described
Fault type includes fault-tolerant state, half fault-tolerant state and not fault-tolerant state.
3. one kind elevator faults fault tolerant control method under oppressive state according to claim 2, it is characterised in that：It is described
Fault-tolerant state includes：Outer trick communication failure, team control communication failure, abnormal abnormal, emergency lighting of opening the door, cage illumination exception, electricity
Machine overheat, the action of door-closing in-place dropout, overload device, abnormal light curtain, interior trick adhesion and outer trick adhesion, the place of fault-tolerant state
The method of putting is：Elevator is not parking and can quick floor flat bed nearby.
4. one kind elevator faults fault tolerant control method under oppressive state according to claim 2, it is characterised in that：It is described
Half fault-tolerant state include half fault-tolerant state I and half fault-tolerant state I I, the half fault-tolerant state I include operation monitoring period exceed,
Hall door locks the disconnection of gate moment, the event of control system moment in the disconnection of safety return circuit moment, operation in moment disconnection, operation in operation
Barrier, drive system transient fault, elevator position exception, momentary power failure, the disconnected conjunction of temperature sensor moment, fine motion flat bed time-out and fortune
Overhaul abnormal in row, the method for disposal of half fault-tolerant state I is：Elevator express stops immediately, then can be with normal or correction
Speed is to level position or resets floor；Action, speed are different simultaneously including forcing throw-over switch up and down by the half fault-tolerant state I I
Often, flat bed failure, door area abnormal signal, car communication failure, accelerated overcurrent, deceleration overcurrent, constant speed overcurrent, motor again
Overload, system overload, output phase shortage, input phase failure, encoder fractional frequency signal are abnormal, in operation upper limit disconnect, in operation under
Spacing disconnection, continuous three subnormal speed reset circuit, car position are lost, hoistway position signal error and fine motion flat bed sense
Device failure, half fault-tolerant state I I method of disposal is：Elevator express stops and is only capable of with anti-leveling speed to level position immediately
Or reset layer.
5. one kind elevator faults fault tolerant control method under oppressive state according to claim 2, it is characterised in that：It is described
Not fault-tolerant state is：Safety return circuit open circuit, the open circuit of hall door lock loop, car door lock open circuit, the secondary micom drives system failure, control system
Unite cpu fault, contactor feedback signal lose, input under-voltage, motor encoder exception, output short-circuit, brake unit failure,
Wrong breaking with band-type brake feedback signal in continuous five startup optimizations of saving oneself, the method for disposal of not fault-tolerant state is：Elevator is fast
Car stops being only capable of resetting in the way of manual intervention immediately.
6. one kind elevator faults fault-tolerant control system under oppressive state, it is characterised in that：Including failure sampling module and fault-tolerant
Control strategy module,
The fault collection module is used for frequency, simultaneous failure number and the type that breaks down for gathering failure generation；
It is described hold frequency that ivory control strategy module occurs according to failure, simultaneous failure number, break down type
With the consequence that causes of breaking down, integrated decision-making, export control policy are carried out.
7. one kind elevator faults fault-tolerant control system under oppressive state according to claim 6, it is characterised in that：It is described
Fault type includes fault-tolerant state, half fault-tolerant state and not fault-tolerant state.
8. one kind elevator faults fault-tolerant control system under oppressive state according to claim 7, it is characterised in that：It is described
Fault-tolerant state includes：Outer trick communication failure, team control communication failure, abnormal abnormal, emergency lighting of opening the door, cage illumination exception, electricity
Machine overheat, the action of door-closing in-place dropout, overload device, abnormal light curtain, interior trick adhesion and outer trick adhesion, the place of fault-tolerant state
The method of putting is：Elevator is not parking and can quick floor flat bed nearby.
9. one kind elevator faults fault-tolerant control system under oppressive state according to claim 7, it is characterised in that：It is described
Half fault-tolerant state include half fault-tolerant state I and half fault-tolerant state I I, the half fault-tolerant state I include operation monitoring period exceed,
Hall door locks the disconnection of gate moment, the event of control system moment in the disconnection of safety return circuit moment, operation in moment disconnection, operation in operation
Barrier, drive system transient fault, elevator position exception, momentary power failure, the disconnected conjunction of temperature sensor moment, fine motion flat bed time-out and fortune
Overhaul abnormal in row, the method for disposal of half fault-tolerant state I is：Elevator express stops immediately, then can be with normal or correction
Speed is to level position or resets floor；Action, speed are different simultaneously including forcing throw-over switch up and down by the half fault-tolerant state I I
Often, flat bed failure, door area abnormal signal, car communication failure, accelerated overcurrent, deceleration overcurrent, constant speed overcurrent, motor again
Overload, system overload, output phase shortage, input phase failure, encoder fractional frequency signal are abnormal, in operation upper limit disconnect, in operation under
Spacing disconnection, continuous three subnormal speed reset circuit, car position are lost, hoistway position signal error and fine motion flat bed sense
Device failure, half fault-tolerant state I I method of disposal is：Elevator express stops and is only capable of with anti-leveling speed to level position immediately
Or reset layer.
10. one kind elevator faults fault-tolerant control system under oppressive state according to claim 7, it is characterised in that：Institute
Stating not fault-tolerant state is：Safety return circuit open circuit, the open circuit of hall door lock loop, car door lock open circuit, the secondary micom drives system failure, control
System CPU failure, contactor feedback signal lose, input under-voltage, motor encoder exception, output short-circuit, brake unit event
Barrier, continuous five startup optimizations of saving oneself are wrong and the open circuit of band-type brake feedback signal, the method for disposal of not fault-tolerant state is：Elevator
Express stops being only capable of resetting in the way of manual intervention immediately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442806.XA CN107128765B (en) | 2017-06-13 | 2017-06-13 | Fault-tolerant control method and system for elevator in trapped state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442806.XA CN107128765B (en) | 2017-06-13 | 2017-06-13 | Fault-tolerant control method and system for elevator in trapped state |
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| Publication Number | Publication Date |
|---|---|
| CN107128765A true CN107128765A (en) | 2017-09-05 |
| CN107128765B CN107128765B (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710442806.XA Active CN107128765B (en) | 2017-06-13 | 2017-06-13 | Fault-tolerant control method and system for elevator in trapped state |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110127483A (en) * | 2019-05-28 | 2019-08-16 | 苏州台菱电梯有限公司 | A kind of elevator faults rescue system |
| CN110921449A (en) * | 2018-09-19 | 2020-03-27 | 奥的斯电梯公司 | Sensor-based shutdown detection for elevator systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2876033Y (en) * | 2005-08-03 | 2007-03-07 | 王致杰 | Lifting machine safety control device based on fault-tolerant control |
| CN104058309A (en) * | 2014-06-23 | 2014-09-24 | 重庆市特种设备检测研究院 | Elevator redundant electrical safety circuit and stopping control method |
| JP2017039576A (en) * | 2015-08-19 | 2017-02-23 | 株式会社東芝 | Safety device and elevator system |
| CN106564786A (en) * | 2015-10-13 | 2017-04-19 | 上海三菱电梯有限公司 | Elevator control method based on three-level electric power converter and control device |
-
2017
- 2017-06-13 CN CN201710442806.XA patent/CN107128765B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2876033Y (en) * | 2005-08-03 | 2007-03-07 | 王致杰 | Lifting machine safety control device based on fault-tolerant control |
| CN104058309A (en) * | 2014-06-23 | 2014-09-24 | 重庆市特种设备检测研究院 | Elevator redundant electrical safety circuit and stopping control method |
| JP2017039576A (en) * | 2015-08-19 | 2017-02-23 | 株式会社東芝 | Safety device and elevator system |
| CN106564786A (en) * | 2015-10-13 | 2017-04-19 | 上海三菱电梯有限公司 | Elevator control method based on three-level electric power converter and control device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110921449A (en) * | 2018-09-19 | 2020-03-27 | 奥的斯电梯公司 | Sensor-based shutdown detection for elevator systems |
| CN110921449B (en) * | 2018-09-19 | 2021-04-13 | 奥的斯电梯公司 | Sensor-based shutdown detection for elevator systems |
| CN110127483A (en) * | 2019-05-28 | 2019-08-16 | 苏州台菱电梯有限公司 | A kind of elevator faults rescue system |
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| Publication number | Publication date |
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| CN107128765B (en) | 2020-11-03 |
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