CN106557054B - The system and method that the failure of transformer cooler intelligent controlling device is automatically repaired - Google Patents
The system and method that the failure of transformer cooler intelligent controlling device is automatically repaired Download PDFInfo
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- CN106557054B CN106557054B CN201710006818.8A CN201710006818A CN106557054B CN 106557054 B CN106557054 B CN 106557054B CN 201710006818 A CN201710006818 A CN 201710006818A CN 106557054 B CN106557054 B CN 106557054B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2614—HVAC, heating, ventillation, climate control
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The present invention relates to the system and methods that a kind of failure of transformer cooler intelligent controlling device is automatically repaired, including main control module, for managing the operation of air-cooling control module, it collects and summarizes analog quantity, switching value data from air-cooling control module, manage the work switching of air-cooling control module, record storage alarm event and action event；At least one air-cooling control module detects and excludes the failure of cooler for sampling the electrical quantity and switching value of cooler；Rear panel module, for realizing the communication between the main control module and the air-cooling control module；Power module, for providing power supply for the system.Using the system and method, the system of wind cooling controller is stronger, and operation maintenance personnel can operate local interface and carry out investigation maintenance when device scene is broken down；Or a kind of Automated system recovery method is provided, failure plug-in unit automatically switches, and is not necessarily to manual hand manipulation.
Description
Technical field
The present invention relates to transformer technology field more particularly to transformer air-cooled control technology fields, in particular to one kind
The system and method that the failure of transformer cooler intelligent controlling device is automatically repaired.
Background technique
The stable operation of transformer is to ensure that the important link of Operation of Electric Systems, in order to ensure matter of powering to greatest extent
Amount, improves Operation of Electric Systems stability, and the trouble hunting for carrying out power equipment just seems particularly significant.
Air cooler control system maintenance is a kind of strongly professional work, and air cooler is during the work time due to various factors
Influence there may be certain potential security risks.Therefore, for service personnel, potential security risk is effectively eliminated,
Necessary level professional technology and overall qualities with higher, whether in terms of safety, theoretical, skill or business, it is necessary to
With quite high level.However electric power apparatus examination professional extremely lacks under current status, this is to entire air-cooled control
There are certain adverse effects for the service work of system equipment.
In addition to this, weaker using the ability of computer in air cooler control system overhaul of the equipments, it only resides within using guarantor
It is also deficienter using the detecting instrument and means of modernization in overhaul of the equipments on deposit data and processing simple files, it would be highly desirable to
It improves.
Secondly, air cooler control system trouble hunting has very strong specific aim.Equipment in system is multifarious, is passing through
After detection and diagnosis, it is thus necessary to determine that specific maintenance object and content can just make maintenance reaction, and overhauling project is various to be extended
Repair time.
Again, air-cooled control equipment fault maintenance itself may need disassembled equipment at present.Faulty equipment disintegration needs first
Outaged equipment itself is wanted, and single air cooler failure is likely to cause the stoppage in transit of whole system relevant device.Equipment, which is disintegrated, to be needed
More complicated technology and more repair times are wanted, will increase the economic loss of electric system.
In recent years, in high-power transformer operation, cooler full cut-off accident occur makes transformer trip or be forced to lighten the burden
The failure of lotus has more.Transformer, cooler full cut-off, by hair " cooler full cut-off " fault-signal.Cooler full cut-off
When transformer station high-voltage side bus general provision it is as follows: forced oil-circulated air-cooled transformer is permitted when cooling system failure cuts off whole coolers
Perhaps band rated load operation 20min.If top-oil temperature not yet reaches 75 DEG C after 20min, allow to rise to 75 DEG C, but this shape
The time longest run under state must not exceed 1h.To cooler full cut-off failure, if processing makes cooler resume operation not in time,
May be when the full cut-off time be more than 20min and oil temperature is more than tripping setting valve, will jump each side breaker of main transformer (has at present
High-power transformer releases trip(ping) circuit).Therefore it when the maintenance of traditional wind cooling controller needs stop device power supply, is easy to make
At not having the operation of system supervisory air cooling system during the operation of control device power loss, transformer cooling system operation there is vacuum rank
Section.
Traditional air cooling system trouble hunting also rests on the stage of backward manual maintenance.Control air-cooled for relay-type
System equipment, service personnel need to compare relay system logic chart and debug one by one equipment, control system air-cooled for PLC type
System, processing routine is general are as follows: 1, put into spare cooler or all spare coolers of investment rapidly；2, manually control specification is arranged
Look into PLC system failure；3, stop PLC device power supply, replace PLC plug-in unit；4, replacement PLC device operating parameter is reconfigured；5, extensive
Multiple PLC system operation.This two types system requires to stop entire air cooler control system power supply, is manually checked, it is difficult to fixed
The specific failure plug-in unit in position and fault point, cause investigation problem and processing defect time span longer, air cooling system are caused to lose
Monitoring is in blind area of monitoring, causes very big security risk.
Summary of the invention
The purpose of the present invention is overcoming the above-mentioned prior art, providing one kind can be realized transformer cooler
The system and method that the failure of intelligent controlling device is automatically repaired.
To achieve the goals above, the present invention has following constitute:
The failure of the transformer cooler intelligent controlling device is automatically repaired system, comprising:
Main control module monitors air-cooling control module state, controls air-cooled control for managing the operation of air-cooling control module
The tripping of molding block exports, and collects and summarizes analog quantity, switching value data from air-cooling control module, manage air-cooled control mould
The work of block switches, and record storage alarm event and action event generate report, receive the control command issued by network,
Definite value checks and modifies order；
At least one air-cooling control module is exported by relay and is controlled for sampling the electrical quantity and switching value of cooler
The operation of cooler group detects and excludes the failure of cooler；
Rear panel module, for realizing the communication between the main control module and the air-cooling control module；
Power module converts input voltage into internal system voltage for providing power supply for the system；
Display module realizes human-computer interaction for showing the operation conditions of air cooling system.
Preferably, the quantity of the air-cooling control module is consistent with the quantity of cooler and corresponds.
Preferably, the air-cooling control module further include:
Trip outlet loop self-sustaining unit, for guaranteeing when cooler intelligent controlling device breaks down, cooler
The operation that driving circuit can not depend on device works on；
Fault detection unit, it is abnormal for detecting abnormal AD sampling, input and output circuit exception and storage unit read-write, and
Failure notification is issued to the main control module when noting abnormalities.
State notifying unit, for responding the periodic scanning of the main control module, by sampling circuit, control loop and
The state of memory is sent to the main control module.
It further include a kind of side for realizing that the failure of transformer cooler intelligent controlling device is automatically repaired based on above system
Method, the method the following steps are included:
(1) whether detection air-cooling control module breaks down；
(2) when detecting module failure, alarm is issued；
(3) step (4) are then continued if necessary to manual mode according to the operating mode that the breakdown judge detected needs,
If necessary to automatic mode, then continue step (5)；
(4) staff repairs the module to break down manually, continues step (6)；
(5) system download model is to new module, and modifies the corresponding address of the module, continues step (6)；
(6) module after repairing is enabled.
Preferably, further comprising the steps of in the step (4):
The model for the module that (4-1) staff backup is broken down；
(4-2) staff deactivates and extracts the module to break down；
(4-3) staff is inserted into replacement module；
The original model of malfunctioning module is downloaded to replacement module by (4-4) system, and the address for changing replacement module is modified
For the address of the module to break down.
Preferably, further comprising the steps of in the step (5):
Definite value model, Communication Model and the motor algorithm model for the module that (5-1) system backup is broken down；
(5-2) system deactivates the module to break down；
Definite value model, Communication Model and the motor algorithm model of module that the downloading of (5-3) system is broken down are to stand-by set of dies
Block, and the address of the spare module is revised as to the address of the module to break down.
Using the system and method that the failure of the transformer cooler intelligent controlling device in the invention is automatically repaired, tool
There is spare plug-in unit, when being set as being automatically repaired mode, by moving to the function of failure plug-in unit when device plug-in unit breaks down
Spare plug-in unit completes the replacement of failure pin function, by configuration configuration tool is calculated the practical definite value model of failure plug-in unit
Method model etc. is attached to spare plug-in unit under host CPU board package, and enables spare plug-in unit configuration to the corresponding cooler of failure plug-in unit,
Spare plug-in unit is set to replace failure plug-in component operation.Maintenance personnel can remotely operate, and a key reparation is not required to show up, solves severe ring
Under border or other personnel in special circumstances cannot arrive the problem of scene is overhauled in time；Manual mode processing failure
When, operation maintenance personnel can be helped quickly to judge to arrange using the switch fault report of apparatus system, plug-in unit debugging function, board state information
Except the failure of apparatus system, plug-in unit replacement need to only deactivate plug-in unit, and backup model replaces four plug-in unit, Restoration model steps, significantly
The operation maintenance personnel repair and maintenance time is reduced, transformer cooling system normal work is not influenced, has ensured transformer cooling system
Safe operation.
Detailed description of the invention
Fig. 1 is that the failure of transformer cooler intelligent controlling device of the invention is automatically repaired the air-cooled plug-in unit installation of system
Schematic diagram.
Fig. 2 is that the failure of transformer cooler intelligent controlling device of the invention is automatically repaired the air-cooled plug-in unit multichannel of system
The schematic diagram of signal selecting circuit.
Fig. 3 is the trouble hunting stream for the method that the failure of transformer cooler intelligent controlling device of the invention is automatically repaired
Cheng Tu.
Specific embodiment
It is further to carry out combined with specific embodiments below in order to more clearly describe technology contents of the invention
Description.
The failure of the transformer cooler intelligent controlling device is automatically repaired system, comprising:
Main control module monitors air-cooling control module state, controls air-cooled control for managing the operation of air-cooling control module
The tripping of molding block exports, and collects and summarizes analog quantity, switching value data from air-cooling control module, manage air-cooled control mould
The work of block switches, and record storage alarm event and action event generate report, receive the control command issued by network,
Definite value checks and modifies order；
At least one air-cooling control module is exported by relay and is controlled for sampling the electrical quantity and switching value of cooler
The operation of cooler group detects and excludes the failure of cooler；
Rear panel module, for realizing the communication between the main control module and the air-cooling control module；
Power module converts input voltage into internal system voltage for providing power supply for the system；
Display module realizes human-computer interaction for showing the operation conditions of air cooling system.
In a kind of preferable embodiment, the quantity of the air-cooling control module and the quantity of cooler are consistent and one
One is corresponding.
In a kind of preferable embodiment, the air-cooling control module further include:
Trip outlet loop self-sustaining unit, for guaranteeing when cooler intelligent controlling device breaks down, cooler
The operation that driving circuit can not depend on device works on；
Fault detection unit, it is abnormal for detecting abnormal AD sampling, input and output circuit exception and storage unit read-write, and
Failure notification is issued to the main control module when noting abnormalities.
State notifying unit, for responding the periodic scanning of the main control module, by sampling circuit, control loop and
The state of memory is sent to the main control module.
It further include a kind of side for realizing that the failure of transformer cooler intelligent controlling device is automatically repaired based on above system
Method, the method the following steps are included:
(1) whether detection air-cooling control module breaks down；
(2) when detecting module failure, alarm is issued；
(3) step (4) are then continued if necessary to manual mode according to the operating mode that the breakdown judge detected needs,
If necessary to automatic mode, then continue step (5)；
(4) staff repairs the module to break down manually, continues step (6)；
(5) system download model is to new module, and modifies the corresponding address of the module, continues step (6)；
(6) module after repairing is enabled.
In a kind of preferable embodiment, (4) are further comprising the steps of:
The model for the module that (4-1) staff backup is broken down；
(4-2) staff deactivates and extracts the module to break down；
(4-3) staff is inserted into replacement module；
The original model of malfunctioning module is downloaded to replacement module by (4-4) system, and the address for changing replacement module is modified
For the address of the module to break down.
In a kind of preferable embodiment, (5) are further comprising the steps of:
Definite value model, Communication Model and the motor algorithm model for the module that (5-1) system backup is broken down；
(5-2) system deactivates the module to break down；
Definite value model, Communication Model and the motor algorithm model of module that the downloading of (5-3) system is broken down are to stand-by set of dies
Block, and the address of the spare module is revised as to the address of the module to break down.
In a kind of specific embodiment, the present invention uses bus structures, by host CPU board package, air-cooled plug-in unit, backboard
Plug-in unit, power insert, display panel composition.
1, host CPU board package uses high-performance arm processor, is responsible for managing the operation of other air-cooled plug-in units, monitors its shape
State controls the tripping outlet of air-cooled plug-in unit；It collects, summarize each analog quantity, switching value data from plug-in unit, record storage is divided
Analysis processing；It is managed collectively the work switching of air-cooled plug-in unit, to control the switching of external each cooler group；Record storage alerts thing
Part and action event generate report, help subsequent operating analysis；And the control command that distant place network issues can be received, it is fixed
Order is checked and modified to value.
2, air-cooled plug-in unit has an independent high-performance CPU, one block of plug-in unit sample corresponding one group of cooler various electrical quantity,
Switching value, the operation with relay control of export cooler group.For the fault self-checking and troubleshooting function of finishing device,
Air-cooled plug-in unit has the following characteristics that
1) tripping outlet loop self-sustaining:
The present invention uses the relay with self-sustaining ability as driving element, latch-in relay it is normally closed or normally opened
State be entirely rely on permanent-magnet steel effect, the conversion of switch state be by one fixed width pulse electrical signal triggering and it is complete
At.When the contact of relay needs to open or when conjunction state, it is only necessary to positive (anti-) DC pulse voltage excitation coil, relay
It just completes out in moment and is converted with the state closed.Normally when the contact is in the holding state, coil needs not continue to be powered, and only leans on
The magnetic force of permanent magnet can maintain the state of relay constant.Using the characteristic of this latch-in relay, can effectively protect
For card in wind cooling controller failure, the operation that cooler driving circuit does not depend on device can continue to work.
2) there is air-cooled plug-in unit abnormal AD sampling, input and output circuit exception and storage unit to read and write abnormal self-checking circuit,
It was found that the notice that can break down to host CPU board package when itself fault.
3) failure notification circuit:
There are RS485 buses to contact between each air-cooled plug-in unit and host CPU board package, exchange data information.RS485 is a kind of
The bus for supporting hot plug, can increase at any time, delete node.Host CPU board package periodic scanning feature card, feature card are fixed
Phase responds oneself state to host CPU board package and facilitates host CPU plate including sampling circuit, control loop, the state of storage unit
Management service.
4) plug-in unit is independently run:
By independent plug-in unit completion function, each plug-in unit has independent for each cooler control loop and power control loop
CPU element is not interfere with each other, therefore any plug-in unit even host CPU board package failure does not influence other plug-in units normal operation.
5) plug-in unit supports hot plug:
Plug-in unit is designed by hot plug principle, and the length of power supply pin is longer than the length of data pin on pcb board interface.
6) air-cooled plug-in unit is divided into front end signal processing circuit (front end) and main body two parts, as shown in Figure 2.The institute of cooler
There are electrical quantity switching value and control to output and contact by this accessory with the external world.The front end of air-cooled plug-in unit connects by core bus
It is connected to air-cooled plug-in unit, front end signal enters back into plug-in unit AD sample circuit by multiple selector, and apparatus system is according to the ground of plug-in unit
Location n distributes n-th of front end to air-cooled plug-in unit, and air-cooled plug-in unit could select correct front end accessory, acquire the channel data of needs.
3, backboard plug-in unit
Backboard plug-in unit is responsible for contacting host CPU board package and air-cooled plug-in unit, also contacts the sampling of air-cooled plug-in unit and air-cooled plug-in unit
Front end.Air-cooled plug-in unit and front end accessory are installed on backboard plug-in unit with front and rear mode, as shown in Figure 1.
4, power insert
Power supply is provided mean for, 110~220VDC/AC will be inputted and be converted to DC12V, the DC24V used inside device
Power supply.It is fan-free, there is good heat dissipation；The requirement of size equality circuit.
5, display panel
Using 7 cun of industry RGB multidigit color liquid crystal touch screens, there is the picture for enriching image to show the operation shape of air cooling system
Condition facilitates operation maintenance personnel local operation to check the current state of current each group cooler, history run state, alarm event note
Record, the information such as curvilinear trend, and operation report；Facilitate operation to debug air-cooled pin function, and passes through board state, alarm
Report, report etc. carry out plant failure exclusion.It also runs, alert on panel, action indicator, specifying device operating status.
There are also involution buttons on panel, can be with involution system alarm and action event.
Software premise:
1, system modelling, modularization Independent modeling
The various operating statuses of system model, by system comprehensive switching algorithm model, plug-in management model, definite value mould
Type, motor algorithm model, prepared auto restart algorithm model, Communication Model Independent modeling are attached to down corresponding realization function respectively and insert
Part gets on.Therefore each plug-in model of thing is independent.It is right as being attached to a motor protective plug-in unit under motor algorithm model
Answer a cooler.
2., system model backup strategy
System (host CPU plate) and air-cooled plug-in unit respectively have backup strategy.There is non-volatile memory chip on plug-in unit, it can be with
Store operating status model information.Model default and newest is only saved on plug-in unit.
Newest 5 functional mode information is saved in system.System model preservation follows variation and saves principle, when plug-in unit or
System update and this model data is saved when system modification definite value, parameter.
Fault discovery:
Plug-in unit has the circuit AD self-checking circuit, outputs self-checking circuit and memory self-checking circuit, when plug-in unit finds itself electricity
It can give notice when the exception of road and give host CPU board package；
The operating status of the air-cooled plug-in unit of host CPU plate periodic scanning, when the failure notification for receiving air-cooled plug-in unit or with it is air-cooled
When plug-in unit lost contact, important failure is judged whether it is according to the information of grasp, if need replacing plug-in unit.
Troubleshooting:
1) manual mode:
In device plug-in unit failure, apparatus system alarm, operation maintenance personnel receive notice after can be by remotely monitoring in
The heart or on the spot liquid crystal display check the position of failure plug-in unit.Failure configures work after operation maintenance personnel confirms, through configuration
Tool, the model data of the failure plug-in unit is backed up out；
Operation maintenance personnel extracts failure plug-in unit, the plug-in unit more renewed.
Last operation maintenance personnel will be attached to new plug-in unit by human-computer interaction interface, key downloading under the plug-in model of needs, i.e.,
Restorable system operation
2) automatic mode:
In device plug-in unit failure, System self-test finds plug-in unit failure, and after logic judgment, confirmation needs replacing slotting
Part issues information warning prompt operation maintenance personnel and adjusts spare plug-in unit instead of failure plug-in component operation.Operation maintenance personnel confirms replacement processing
Afterwards, system copies the model information of failure plug-in unit to spare plug-in unit automatically (device has 4 operation plug-in units, and 1 spare slotting
Part), and failure plug-in unit front end is chosen into the front end of spare plug-in unit automatically, disabling faulty plug-in unit enables spare plug-in unit, spare to insert
Part replaces failure plug-in component operation completely.
In one embodiment, device is equipped with 4 blocks of air-cooled plug-in units of work, 1 block of spare air-cooled plug-in unit.The front end of air-cooled plug-in unit
Air-cooled plug-in unit is all connected to after signal is accessed, by multiple signals selector, No. 1 air-cooled plug-in unit selects the letter of No. 1 front end
Number, No. 2 air-cooled plug-in units select the signal ... and so on of No. 2 front ends, and spare plug-in unit does not select any signal.
As shown in figure 3, when an error occurs, host CPU plate detects No. n air-cooled plug-in unit hardware fault, due to air-cooled plug-in unit
It is outputed using latch-in relay, outputs relay and keep the discharge state before failure, host CPU plate is not required to cutting for processing cooler
It changes.Host CPU plate issues alarm signal, and notice operation maintenance personnel is handled.
Under the mode that automatically processes, after operation maintenance personnel confirmation troubleshooting needs replacing plug-in unit, system automated back-up failure
All definite value models, the Communication Model, algorithm model of plug-in unit, are stored in the storage unit of host CPU plate, if failure can not be obtained
When the model of plug-in unit, host CPU plate recalls the model of the air-cooled plug-in unit of nearest failure of preservation, and then n plug-in unit is arranged host CPU plate
It is deactivated.The model of n failure plug-in unit is downloaded to spare plug-in unit by host CPU, then sets n for spare card address, spare
After the setting of card address, n plug-in unit front end signal is automatically selected to sample circuit.Host CPU plate enables new n plug-in unit, and system is extensive
Multiple operation.
In a manual mode, after operation maintenance personnel confirmation troubleshooting needs replacing plug-in unit, the institute of manual backup failure plug-in unit
There are definite value model, Communication Model, algorithm model, be stored in the storage unit of host CPU plate, if the mould of failure plug-in unit can not be obtained
When type, recalls and save air-cooled plug-in model, select the model on nearest date, then set deactivated for n plug-in unit.Operation maintenance personnel
Failure plug-in unit is extracted on the spot, new replacement plug-in unit is inserted into, the model of the n failure plug-in unit recalled is then downloaded into replacement and is inserted
Part, then set n after the setting of card address for replacement card address and automatically select n plug-in unit front end signal to sample circuit.
Host CPU plate enables new n plug-in unit, and system is resumed operation.
Using the system and method that the failure of the transformer cooler intelligent controlling device in the invention is automatically repaired, tool
There is spare plug-in unit, when being set as being automatically repaired mode, by moving to the function of failure plug-in unit when device plug-in unit breaks down
Spare plug-in unit completes the replacement of failure pin function, by configuration configuration tool is calculated the practical definite value model of failure plug-in unit
Method model etc. is attached to spare plug-in unit under host CPU board package, and enables spare plug-in unit configuration to the corresponding cooler of failure plug-in unit,
Spare plug-in unit is set to replace failure plug-in component operation.Maintenance personnel can remotely operate, and a key reparation is not required to show up, solves severe ring
Under border or other personnel in special circumstances cannot arrive the problem of scene is overhauled in time；Manual mode processing failure
When, operation maintenance personnel can be helped quickly to judge to arrange using the switch fault report of apparatus system, plug-in unit debugging function, board state information
Except the failure of apparatus system, plug-in unit replacement need to only deactivate plug-in unit, and backup model replaces four plug-in unit, Restoration model steps, significantly
The operation maintenance personnel repair and maintenance time is reduced, transformer cooling system normal work is not influenced, has ensured transformer cooling system
Safe operation.
In this description, the present invention is described with reference to its specific embodiment.But it is clear that can still make
Various modifications and alterations are without departing from the spirit and scope of the invention.Therefore, the description and the appended drawings should be considered as illustrative
And not restrictive.
Claims (5)
1. a kind of failure of transformer cooler intelligent controlling device is automatically repaired system, which is characterized in that the system packet
It includes:
Main control module monitors air-cooling control module state, controls air-cooled control mould for managing the operation of air-cooling control module
The tripping of block exports, and collects and summarizes analog quantity, switching value data from air-cooling control module, manage air-cooling control module
Work switching, record storage alarm event and action event, generate report, receive the control command issued by network, definite value
It checks and modifies order；
At least one air-cooling control module, it is cold by relay control of export for sampling the electrical quantity and switching value of cooler
But the operation of device group detects and excludes the failure of cooler；
Rear panel module, for realizing the communication between the main control module and the air-cooling control module；
Power module converts input voltage into internal system voltage for providing power supply for the system；
Display module realizes human-computer interaction for showing the operation conditions of air cooling system；
The failure that the system carries out transformer cooler intelligent controlling device is automatically repaired, comprising the following steps:
(1) whether detection air-cooling control module breaks down；
(2) when detecting module failure, alarm is issued；
(3) step (4) are then continued if necessary to manual mode according to the operating mode that the breakdown judge detected needs, if
Automatic mode is needed, then continues step (5)；
(4) staff repairs the module to break down manually, continues step (6)；
(5) system download model is to new module, and modifies the corresponding address of the module, continues step (6), including following step
It is rapid:
Definite value model, Communication Model and the motor algorithm model for the module that (5-1) system backup is broken down；
(5-2) system deactivates the module to break down；
Definite value model, Communication Model and the motor algorithm model of module that the downloading of (5-3) system is broken down to spare module, and
The address of the spare module is revised as to the address of the module to break down；
(6) module after repairing is enabled.
2. the failure of transformer cooler intelligent controlling device according to claim 1 is automatically repaired system, feature exists
It is consistent in, the quantity of the air-cooling control module and the quantity of cooler and correspond.
3. the failure of transformer cooler intelligent controlling device according to claim 1 is automatically repaired system, feature exists
In the air-cooling control module further include:
Trip outlet loop self-sustaining unit, for guaranteeing when cooler intelligent controlling device breaks down, cooler driving
The operation that circuit can not depend on device works on；
Fault detection unit, it is abnormal for detecting abnormal AD sampling, input and output circuit exception and storage unit read-write, and sending out
Failure notification is issued to the main control module when now abnormal;
State notifying unit, for responding the periodic scanning of the main control module, by sampling circuit, control loop and storage
The state of device is sent to the main control module.
What 4. a kind of failure based on system described in claim 1 realization transformer cooler intelligent controlling device was automatically repaired
Method, which is characterized in that the method the following steps are included:
(1) whether detection air-cooling control module breaks down；
(2) when detecting module failure, alarm is issued；
(3) step (4) are then continued if necessary to manual mode according to the operating mode that the breakdown judge detected needs, if
Automatic mode is needed, then continues step (5)；
(4) staff repairs the module to break down manually, continues step (6)；
(5) system download model is to new module, and modifies the corresponding address of the module, continues step (6), including following step
It is rapid:
Definite value model, Communication Model and the motor algorithm model for the module that (5-1) system backup is broken down；
(5-2) system deactivates the module to break down；
Definite value model, Communication Model and the motor algorithm model of module that the downloading of (5-3) system is broken down to spare module, and
The address of the spare module is revised as to the address of the module to break down；
(6) module after repairing is enabled.
5. the method that the failure of transformer cooler intelligent controlling device according to claim 4 is automatically repaired, feature
It is, further comprising the steps of in the step (4):
The model for the module that (4-1) staff backup is broken down；
(4-2) staff deactivates and extracts the module to break down；
(4-3) staff is inserted into replacement module；
The original model of malfunctioning module is downloaded to replacement module by (4-4) system, and this is revised as in the address for changing replacement module
The address of the module to break down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710006818.8A CN106557054B (en) | 2017-01-05 | 2017-01-05 | The system and method that the failure of transformer cooler intelligent controlling device is automatically repaired |
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| CN107168287A (en) * | 2017-05-26 | 2017-09-15 | 中国南方电网有限责任公司超高压输电公司贵阳局 | A kind of PLC failures based on PLC transformer cooler control systems are met an urgent need module |
| CN112097947B (en) * | 2020-08-07 | 2022-10-28 | 国网山东省电力公司青岛供电公司 | Detection system and method for main transformer oil surface temperature measurement equipment |
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