CN107425459A - Ship electricity high-pressure installation anti-misoperation guard method - Google Patents
Ship electricity high-pressure installation anti-misoperation guard method Download PDFInfo
- Publication number
- CN107425459A CN107425459A CN201710800461.0A CN201710800461A CN107425459A CN 107425459 A CN107425459 A CN 107425459A CN 201710800461 A CN201710800461 A CN 201710800461A CN 107425459 A CN107425459 A CN 107425459A
- Authority
- CN
- China
- Prior art keywords
- breaker
- guard method
- switch
- prevent
- electricity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/127—Withdrawal mechanism
- H02B11/133—Withdrawal mechanism with interlock
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/24—Shutters or guards
-
- 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
- H02J9/06—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 with automatic change-over, e.g. UPS systems
Abstract
The invention discloses a kind of ship electricity high-pressure installation anti-misoperation guard method, no matter high-tension switch gear is manually operated or electric operating, either can withdraw-type or fixed high-pressure metal-enclosed type power distribution cabinet, two position installing mechanical latchings and electrical interlocks all should switched on and off, the ship electricity high-pressure installation anti-misoperation guard method of the present invention, meet the relevant requirement of ship construction rules, the maloperation that may occur under any form can effectively be prevented, as the design of ship electricity high-pressure installation and the mandatory safety precautions in the manufacture of ship electricity High-Voltage Electrical Appliances, equipment and personal safety can be ensured.
Description
Technical field
The present invention relates to a kind of ship electricity high-pressure installation, more particularly to a kind of ship electricity high-pressure installation anti-misoperation guard method,
Belong to ship technical field of electrical equipment.
Background technology
Ship electricity high pressure is particularly significant for the security of power distribution equipment.Ship specification requires " drawable switch equipment Ying Kesuo
Operating position is scheduled on, it is effective mechanical interlocking device that should be equipped with operating position and open position, even if working as bus-bar band
Also functional test and maintenance can be safely carried out when electric ".The ship construction rules of each classification society is prevented preventing high-tension switch gear
Although involved by having in terms of maloperation, the complicated and simple degree difference of narration is larger, waits to be formed unanimously, it is impossible to effectively realize peculiar to vessel
The anti-misoperation of high-tension switch gear.Therefore, in order to ensure ship high pressure for the safe operation of power distribution equipment, it is necessary to which a kind of be applicable
The guard method for preventing maloperation of power distribution equipment is supplied in ship high pressure.
The content of the invention
It is an object of the invention to provide a kind of ship electricity high-pressure installation anti-misoperation guard method, meet ship construction rules
Relevant requirement, ensure that ship high pressure supplies the safe operation of power distribution equipment, and the anti-misoperation of ship shore electric high-pressure system.
The purpose of the present invention is achieved by the following technical programs：
A kind of ship electricity high-pressure installation anti-misoperation guard method, including：
Prevent the guard method of falsely close circuit breaker：Only after the disconnecting switch of correlation is closed a floodgate or related insulating contact is inserted
After entering, the breaker in operating position could close a floodgate；If withdraw-type switching device, the part of removing of breaker just can be with
Insertion, being otherwise blocked to operate；
Prevent the guard method of on-load disjunction, closure disconnecting switch or insulating contact：Disconnecting switch or insulating contact should
Interlock with breaker, can just be switched on or switched off only after circuit breaker trip；When breaker is in "on" position, related isolation
Switch or insulating contact are blocked, and are not turned on or are disconnected, and only can be just switched on or switched off after the breaker of correlation is in separating brake；
If withdraw-type switching device, breaker removes part in testing position or after being completely pulled out of, and related keeps apart
Close or insulating contact can just be switched on or switched off；
Prevent the guard method of powered conjunction earthed switch：Installed additional between breaker, disconnecting switch and related earthed switch
Interlock, when breaker, disconnecting switch are in "on" position, earthed switch, which is blocked, to close a floodgate, if withdraw-type is opened
Device is closed, only when that can remove part in testing position or when being completely pulled out of, earthed switch could close a floodgate；
Prevent the guard method of line power transmission with ground：Before the non-separating brake of earthed switch, circuit breaker lock is allowed to close
Lock；If withdraw-type switching device, only when earthed switch is in open position, can remove part can just be pushed into work
Position；
Prevent the guard method of mistakenly entering charged chamber：Only when the feelings that the component of high pressure compartment is not charged and has been grounded
Under condition, door, the cover plate of compartment could be opened；When breaker is in "on" position, the door of each compartment of switch cubicle is blocked and can not beaten
Open；The door led to close to high pressure compartment, which should interlock, must be such that it is only opened after earthed switch combined floodgate；Withdraw-type switch dress
The fixed contact put, when extracting out, its powered contact component should be automatically by baffle plate covering or covered only at it
Afterwards, can just be completely pulled out of；
The guard method for preventing the subsidiary loop of high-tension switch gear from opening a way：Opponent's vehicle type power distribution cabinet, should prevent handcart from existing
Secondary plug is pulled out during operating position；Breaker, just can be with only when the subsidiary loop related to automatic brake separating all has been turned on
Closed a floodgate in operating position；When breaker is in "on" position in operating position, the subsidiary loop related to automatic brake separating forbid by
Disconnect；
Prevent the guard method of the accessory power supply dead electricity of high-tension switch gear：Control auxiliary circuit for high-pressure installation,
The power supply of auxiliary circuit is operated, two independent uninterrupted power sources is set up, if there is a damage in uninterrupted power source, is left
Device tackle all panel section power supplies, and automatically changed to stand-by power supply, and send alarm；The uninterrupted electricity
A uninterrupted power source in source should be fed from emergency switchboard, and another uninterrupted power source should be fed from main distribution board, if
Auxiliary circuit is dc source, then a uninterrupted power source should be fed from battery charging and discharging panel, and another uninterrupted power source should be from emergent
Panel is fed；
Prevent ship electricity and the illegal grid-connected guard method of bank electricity：Need to provide power supply by high voltage shore power during to vessel berth
Power station, the bank electricity interconnection switch on main distribution board and each generator main switch should be interlocked, to prevent ship electricity and bank electricity
It is grid-connected；If allowing the system of of short duration grid-connected transferring load, reverse-power protection need to be installed.
Compared with prior art, the beneficial effects of the invention are as follows：The ship electricity high-pressure installation anti-misoperation protection side of the present invention
Method, meet the relevant requirement of ship construction rules, can effectively prevent the maloperation that may occur under any form, as ship
Electric high-pressure installation design and the mandatory safety precautions in the manufacture of ship electricity High-Voltage Electrical Appliances, can ensure that equipment and the person are pacified
Entirely.
Brief description of the drawings
Fig. 1 is the ship electricity high-pressure installation anti-misoperation guard method figure of the present invention.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
The ship electricity high-pressure installation anti-misoperation guard method of the present invention, no matter high-tension switch gear is manually operated or electric
Dynamic operation, either can withdraw-type or fixed high-pressure metal-enclosed type power distribution cabinet, two positions all should switched on and off
Mechanical latching and electrical interlocks are installed, realizes the protection of eight aspects as shown in Figure 1:
1. prevent the guard method of falsely close circuit breaker：Only after the disconnecting switch of correlation is closed a floodgate or related insulating contact
After insertion, the breaker in operating position could close a floodgate；If withdraw-type switching device, the part of removing of breaker just may be used
With insertion, being otherwise blocked to operate；
2. prevent the guard method of on-load disjunction, closure disconnecting switch or insulating contact：Disconnecting switch or insulating contact
It should interlock with breaker, can just be switched on or switched off only after circuit breaker trip；When breaker is in "on" position, it is related every
Leave pass or insulating contact is blocked, be not turned on or disconnect, only just can turn on or break after the breaker of correlation is in separating brake
Open；If withdraw-type switching device, breaker removes part in testing position or after being completely pulled out of, related isolation
Switch or insulating contact can just be switched on or switched off；
3. prevent the guard method of powered conjunction earthed switch：Add between breaker, disconnecting switch and related earthed switch
Interlock is filled, when breaker, disconnecting switch are in "on" position, earthed switch, which is blocked, to close a floodgate, if withdraw-type
Switching device, only when that can remove part in testing position or when being completely pulled out of, earthed switch could close a floodgate；
4. prevent the guard method of line power transmission with ground：Before the non-separating brake of earthed switch, by circuit breaker lock, being allowed to can not
Close a floodgate；If withdraw-type switching device, only when earthed switch is in open position, can remove part can just be pushed into work
Make position；
5. prevent the guard method of mistakenly entering charged chamber：Only when the component of high pressure compartment is not charged and has been grounded
In the case of, door, the cover plate of compartment could be opened；When breaker is in "on" position, the door of each compartment of switch cubicle is blocked can not
Open；The door led to close to high pressure compartment, which should interlock, must be such that it is only opened after earthed switch combined floodgate；Withdraw-type switchs
The fixed contact of device, when extracting out, its powered contact component should be automatically by baffle plate covering or covered only at it
Afterwards, can just be completely pulled out of；
6. the guard method for preventing subsidiary loop from opening a way：Opponent's vehicle type power distribution cabinet, should prevent handcart from being pulled out at operating position
Except secondary plug；Breaker only when the subsidiary loop related to automatic brake separating all has been turned on, can just close in operating position
Lock；When breaker is in "on" position in operating position, the subsidiary loop related to automatic brake separating is forbidden being disconnected；
7. prevent the guard method of accessory power supply dead electricity：Control auxiliary circuit, operation auxiliary circuit for high-pressure installation
Power supply, set up two independent uninterrupted power sources, if there is a damage in uninterrupted power source, remaining device tackles institute
Some panel section power supplies, and automatically changed to stand-by power supply, and send alarm；One in the uninterrupted power source is not
Uninterruptible power should be fed from emergency switchboard, and another uninterrupted power source should be fed from main distribution board, if auxiliary circuit is straight
Power supply is flowed, then a uninterrupted power source should be fed from battery charging and discharging panel, and another uninterrupted power source should be fed from emergency switchboard；
8. prevent ship electricity and the grid-connected guard method of bank electricity：Needed during to vessel berth by the electricity of high voltage shore power offer power supply
Stand, the bank electricity interconnection switch on main distribution board and each generator main switch should be interlocked, to prevent ship electricity and bank electricity simultaneously
Net；If allowing the system of of short duration grid-connected transferring load, reverse-power protection need to be installed.
It is mostly that mechanical system is interlocked when implementing above-mentioned " eight is anti-" (protection of eight aspects) function, such as
When certain circuit breaker drives one piece of baffle plate to cover the handle hole of earthed switch or inserts earthed switch with latch after the switch
Operating handle, it is set not close a floodgate, on the contrary it is same.
Set simultaneously using the contact of the auxiliary contact or position switch (travel switch) of main switch in control loop
Electrical interlocks, by double interlock mechanically and electrically, so as to effectively prevent the maloperation that may occur under any form.
In addition to the implementation, the present invention can also have other embodiment, all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within the protection domain of application claims.
Claims (1)
- A kind of 1. ship electricity high-pressure installation anti-misoperation guard method, it is characterised in that including：Prevent the guard method of falsely close circuit breaker：Only after the disconnecting switch of correlation is closed a floodgate or related insulating contact inserts Afterwards, the breaker in operating position could close a floodgate；If withdraw-type switching device, breaker is removed part and can just inserted Enter, being otherwise blocked to operate；Prevent the guard method of on-load disjunction, closure disconnecting switch or insulating contact：Disconnecting switch or insulating contact should be with breaking Road device interlocking, can just be switched on or switched off only after circuit breaker trip；When breaker is in "on" position, related disconnecting switch Or insulating contact is blocked, it is not turned on or disconnects, only can be just switched on or switched off after the breaker of correlation is in separating brake；If Withdraw-type switching device, breaker removes part in testing position or after being completely pulled out of, related disconnecting switch or Insulating contact can just be switched on or switched off；Prevent the guard method of powered conjunction earthed switch：Install interlocking between breaker, disconnecting switch and related earthed switch additional Device, when breaker, disconnecting switch are in "on" position, earthed switch, which is blocked, to close a floodgate, if withdraw-type switch dress Put, only when that can remove part in testing position or when being completely pulled out of, earthed switch could close a floodgate；Prevent the guard method of line power transmission with ground：Before the non-separating brake of earthed switch, circuit breaker lock is allowed to close a floodgate； If withdraw-type switching device, only when earthed switch is in open position, can remove part can just be pushed into working position Put；Prevent the guard method of mistakenly entering charged chamber：Only when the situation that the component of high pressure compartment is not charged and has been grounded Under, door, the cover plate of compartment could be opened；When breaker is in "on" position, the door of each compartment of switch cubicle is blocked and can not opened； The door led to close to high pressure compartment, which should interlock, must be such that it is only opened after earthed switch combined floodgate；Withdraw-type switching device Fixed contact, when extracting out, its powered contact component should be covered automatically or only after it is covered by baffle plate, It can be completely pulled out of；The guard method for preventing subsidiary loop from opening a way：Opponent's vehicle type power distribution cabinet, it is secondary should to prevent that handcart from pulling out at operating position Plug；Breaker only when the subsidiary loop related to automatic brake separating all has been turned on, can just close a floodgate in operating position；Open circuit When device is in "on" position in operating position, the subsidiary loop related to automatic brake separating is forbidden being disconnected；Prevent the guard method of accessory power supply dead electricity：The power supply of control auxiliary circuit, operation auxiliary circuit for high-pressure installation, Two independent uninterrupted power sources are set up, if there is a damage in uninterrupted power source, remaining device reply is all to match somebody with somebody Electroplax section is powered, and is automatically changed to stand-by power supply, and sends alarm；A uninterrupted electricity in the uninterrupted power source Source should be fed from emergency switchboard, and another uninterrupted power source should be fed from main distribution board, if auxiliary circuit is dc source, Then a uninterrupted power source should be fed from battery charging and discharging panel, and another uninterrupted power source should be fed from emergency switchboard；Prevent ship electricity and the illegal grid-connected guard method of bank electricity：Needed during to vessel berth by the electricity of high voltage shore power offer power supply Stand, the bank electricity interconnection switch on main distribution board and each generator main switch should be interlocked, to prevent ship electricity and bank electricity simultaneously Net；If allowing the system of of short duration grid-connected transferring load, reverse-power protection need to be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710800461.0A CN107425459A (en) | 2017-09-07 | 2017-09-07 | Ship electricity high-pressure installation anti-misoperation guard method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710800461.0A CN107425459A (en) | 2017-09-07 | 2017-09-07 | Ship electricity high-pressure installation anti-misoperation guard method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107425459A true CN107425459A (en) | 2017-12-01 |
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ID=60432020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710800461.0A Pending CN107425459A (en) | 2017-09-07 | 2017-09-07 | Ship electricity high-pressure installation anti-misoperation guard method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107425459A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295816A (en) * | 2013-06-21 | 2013-09-11 | 无锡中科电气设备有限公司 | Anti-misoperation mechanical interlocking device for cabinet |
| CN106026181A (en) * | 2016-07-25 | 2016-10-12 | 上海艾临科智能科技有限公司 | Ship shore power system |
| CN205753000U (en) * | 2016-05-16 | 2016-11-30 | 康士伯控制系统(上海)有限公司 | A kind of 24 volts of power distribution panels peculiar to vessel |
-
2017
- 2017-09-07 CN CN201710800461.0A patent/CN107425459A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295816A (en) * | 2013-06-21 | 2013-09-11 | 无锡中科电气设备有限公司 | Anti-misoperation mechanical interlocking device for cabinet |
| CN205753000U (en) * | 2016-05-16 | 2016-11-30 | 康士伯控制系统(上海)有限公司 | A kind of 24 volts of power distribution panels peculiar to vessel |
| CN106026181A (en) * | 2016-07-25 | 2016-10-12 | 上海艾临科智能科技有限公司 | Ship shore power system |
Non-Patent Citations (4)
| Title |
|---|
| 中国电力企业联合会标准化中心: "《水力发电厂技术标准汇编第四卷设备与器件标准》", 31 August 2002, 中国电力出版社 * |
| 中国电力建设专家委员会: "《电力建设标准负面清单第6册电气与热控》", 30 September 2015, 中国电力出版社 * |
| 孟宪章: "《10/0.4KV变配电实用技术》", 30 April 2007, 机械工业出版社 * |
| 赵殿礼: "《船舶电气设备与系统》", 31 January 2009, 大连海事大学出版社 * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |