CN106525123A - Electrical fire-fighting safety detection method - Google Patents
Electrical fire-fighting safety detection method Download PDFInfo
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- 230000009466 transformation Effects 0.000 claims abstract description 7
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- 230000007246 mechanism Effects 0.000 claims description 11
- 230000033228 biological regulation Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 10
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- 230000002265 prevention Effects 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 claims description 7
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- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 3
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- 238000003379 elimination reaction Methods 0.000 claims description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The invention discloses an electrical fire-fighting safety detection method, including the following steps: 1. performing safety detection on a building power distribution unit; and using professional equipment to complete hidden danger identification on power distribution equipment and power distribution lines; 2. according to the order of severity of the hidden dangers, sequentially processing the hidden dangers, and at the same time, referring to national and industrial standards, performing standardization transformation on potential safety hazards that do not meet electrical construction requirements; 3. performing cable equipment load analysis, performing load analysis on an existing power distribution system, solving the problem of overload caused by three-phase imbalance and large zero line current, and calculating and matching lines and equipment capacity again; 4. performing harmonic hidden danger handling; and 5. normalizing a power utilization safety service. By performing power utilization safety check according to the abovementioned method and steps, hidden dangers can be effectively eliminated, power utilization safety can be improved, using requirements of users are satisfied, and popularization and application in industry are facilitated.
Description
Technical field
The present invention relates to safety technique for using electricity field, more particularly to a kind of electric fire-control safety detection method.
Background technology
The electrified mark as social progress, various electric utilities step into national economy and people's lives more and more
Every field.But if electrical equipment use, managing, operating, keeping in repair improper, cause electric energy it is uncontrolled it is unexpected discharge,
Disaster can then be brought.Simultaneously it is also because a variety of causes induces substantial amounts of disaster hidden-trouble, its casualties for causing and
Economic loss is startling！Counted according to the Fire-Fighting Bureau under the Ministry of Public Security, annual generation fire 33.8 ten thousand altogether in 2015（The whole nation）, make altogether
Into 2854 people's injures and deaths, wherein 1742 people are dead, and 1112 people are injured, directly contribute 39.5 hundred million yuan of economic loss.Whole year in 2015 has
10.2 ten thousand fire are electrically to install and use regulation initiation due to violation, are due to electric reason compared with having 56.7% in conflagration
Cause.
Electric disaster hidden-trouble has certain " disguise " incubation period, and macroscopy is often difficult to find that this just compels to be essential
Set up a set of science, accurate, exercisable electric fire-control safety detection method.Electrical safety detects the need as social development
Will, show its irreplaceable effect in modern fire work.
The content of the invention
It is an object of the invention to provide a kind of electric fire-control safety detection method, to meet social development to electric fire-control safety
The demand of detection.
For realizing the purpose of the present invention, the invention provides a kind of electric fire-control safety detection method, comprises the steps：
Step one：Safety detection is carried out to building power supply unit；Using professional equipment, controller switching equipment and distribution wire is completed
The hidden troubles removing on road, specifically includes：
（1）Anti- toy measure investigation, checks whether anti-toy measure implements.
（2）Managing security tools and instruments is investigated, and checks whether scene is in kind complete；Check whether ground connection wire management meets regulation and want
Ask, earth point implements positioning；
（3）Field apparatus situation investigate, check primary equipment name, indicate it is correct, complete, clear；It is all to operate
Whether secondary device has the name of specification and obvious switching position state；
（4）Equipment deficiency situation is investigated, and checks whether equipment is qualitative correct；Elimination of equipment defect whether superperiod, if closed loop；
Whether equipment deficiency carries out periodic analysises；
（5）Chopper ruuning situation is investigated, and checks whether chopper external insulation creep distance meets infield filth standard and want
Ask；Check that switch anti-error function is intact；Check that switch control circuit, auxiliary contact are intact, backstage dispaly state is correct；Inspection is opened
Each joining seam, position are closed without heating, if periodically carry out infrared thermometry, at important connecting portion, whether post sheetlike temperature indicator；Switch
Whether whether room has exhaust apparatus, divulge information good, if dress/oxygen automatic detection alarm device, and normal operation；Check open circuit
Device capacity of short circuit, if meet the capacity of short circuit of infield；Hydraulic mechanism chopper, checks whether hydraulic system is normal, is
The negative phase is exhausted, and whether hydraulic mechanism energy storage cylinder anchor ear is intact；Vacuum circuit breaker answers emphasis to check whether insulated tension pole is complete
It is good；Inspection body connecting shaft, connecting lever part whether corrosion, abrasion condition are answered to the capacitor switch of frequent operation；Check open circuit
The mechanism case good seal of device, heater switching are normal；
（6）Disconnecting switch ruuning situation is investigated, and checks that disconnecting switch anti-error function is intact, mechanical latching reliability；Check electricity
Dynamic operation plug-in strip, electric blocking are perfect；Check disconnecting switch joining seam, position without heating, if periodically to enter infrared thermometry, check
Whether indoor isolator connecting portion posts sheetlike temperature indicator；Isolator operating mechanism case good seal is checked, without water inlet phenomenon；
（7）Capacitor ruuning situation is investigated, and checks whether condenser capacity periodically measures；Check outside capacitor absolutely
Edge leakage is than away from meeting the requirements；Check whether capacitor has leakage of oil failure；Check the outer fuse operation 3-5 of outdoor capacitors group
Whether exchanged afterwards；Check that capacitor bank protection setting valve is correct, normal operation；Check capacitor bank without heating, if fixed
Phase carries out infrared thermometry；
（8）Reactor ruuning situation is investigated, and checks that reactor rated voltage meets actual motion voltage request；Check dry type
Whether reactor creep distance meets the insulating requirements of actual filth condition, and not damaged crackle；Check dry-type air-core reactor appearance
No cracking phenomenon, creepage phenomenon, the epoxy powdered phenomenon in top layer；Check whether dry reactor interval chopper type selecting is correct, is
No employing cut-offs dam little chopper or on-load switch；Oil-immersed electric reactor is checked, whether oiling test is qualified, and appearance whether
There is leakage of oil；
（9）Electricity system situation is investigated, and checks whether low-voltage alternating-current cable type selecting meets related regulatory requirements, low-voltage-powered
Whether cable selects flame retardant cable, and from single armored cable, armoring material whether nonmagnetic substance exchanges single armouring electric power
Whether armature of cable layer takes single-point to be directly grounded；Check whether change low pressure used arranges low tension switch, and be furnished with electronics and take off
Buckle device；Check whether the low-voltage-powered cable laying of change used meets countermeasure；The fire prevention of inspection cable duct, isolation, waterproof
In place whether, whether fire wall is intact for safety measure；
（10）Straight-flow system situation is investigated, and checks whether configuration, wiring and the method for operation of straight-flow system meet technical bid
It is accurate；Check whether DC power system air-break, fuse arrangement and Graded coordination meet requirement；Check outside accumulator
See, housing has ne-leakage and deformation exception, whether accumulator capacity meets requirement；Check whether accumulator operation skin temperature is different
Often, whether single battery cell voltage and terminal voltage are abnormal；Check that whether high-frequency model working condition is normal in direct current cabinet, fills
Whether electric installation and accumulator parameter performance match；Check whether insulation monitoring and warning device working condition is good, direct current branch insulation
Whether situation is normal；Check whether direct current cabinet charging voltage, battery charging current and load current are normal；Check DC charging
Whether the work of machine alternating current power supply switching device is normal；Check whether straight-flow system lightning protection device is perfect；
（11）Spark gap ruuning situation is investigated, and checks that the selection of the spark gap nominal discharge current installed should meet the requirements；
Spark gap on-line computing model normal operation is checked, whether leakage current is exceeded, check the insulation of spark gap equalizing capacitance device assembly
Whether enough nargin is had；
（12）Circuit ruuning situation is investigated, and is checked line facility ruuning situation, is carried out Insulation test, leakage testses, electric arc
Test, ensures circuit reliability service；
（13）Machine operation is investigated, and checks switchgear ruuning situation, if there is abnormal sound, disrepair phenomenon, and and
Shi Jinhang is changed, and ensures that power supply is normal；
（14）Circuit infrared measurement of temperature situation is investigated, and the infrared diagnostics for completing important transmission facility before Peak power use comprehensively is surveyed
Temperature work；For old circuit emphasis detection more than heavy-haul line and 20 years of operation；Detection position includes wire connection gold utensil；
For heavy-haul line, accurate detection should be carried out to wire connection gold utensil, insulator；Accurate detection should be using the infrared thermal imagery of pixel
Instrument or infrared induction temperature measuring device, and meet the detection environmental condition requirement of charging equipment infrared diagnostics；
（15）Cable passage situation is investigated, foundation《Cable passage management regulation》, investigate cable run and subside along circuit surface,
Work well, raceway groove, tunnel hydrops, cave in, external force destruction operation hidden danger, eliminate in time conduit line structure safety, percolating water, anti-
Fire, ventilation, support and fixture corrosion potential safety hazard.
（16）Cable thermometric, detection case investigation, carry out the infrared survey of heavily loaded cable, critical cables medial head and terminals
Temperature, Partial Discharge Detection, to the operation monitoring of should strengthening for noting abnormalities, shorten detection cycle, and organizes expert is carried out further deep
Enter analysis, and implement emergency plan and standby redundancy in advance；
（17）Distribution line operation investigation, check circuit periodical inspection whether perform on request, safe distance, intersect across
More, whether grounding resistance measurement record is complete, defect management whether closed loop；Check whether operating analysis record is complete, if having
Specific aim；The circuit joining seam of inspection heavy-haul line, end, the thermometric record of cable intermediate joint；Whether cable is made regular check on
Passage, work well, the hydrops situation of raceway groove；
（18）Switchgear house equipment operation investigation, checks whether waterproof, protection against the tide, fire prevention, anti-toy measure are complete, check day
Often make an inspection tour and whether be carried out in accordance with regulations, standing, whether interior primary connection figure is correct, and whether the safety notice in gas apparatus and place
In place；
（19）Distribution mark investigation, checks whether equipment name, caution sign are complete；
（20）Thermal imaging detection investigation, because of unlike material, the difference of different conductor length factor, can cause under same current
Conductor overheating situation is different, and under different torsion, termination contact resistance is also differed, by checking terminal temperature, Ke Yijian
Terminal connection is found whether reliable；
Step 2：According to the hidden danger order of severity, hidden danger is processed successively, meanwhile, with reference to country and industry standard, to not meeting
The potential safety hazard that electrical construction is required is standardized transformation；
Step 3：Cable machinery load Analysis, carry out load Analysis to existing distribution system, solve three-phase imbalance, zero
The overload phenomenon that line current causes greatly, recalculates and terminated line and place capacity；
Step 4：The process of harmonic wave hidden danger；
Step 5：Normalization Electrical Safety is serviced, and specifically includes following steps：
（21）The power distribution system equipment account set up in units of building, while transform to hidden danger；
（22）Content according to Daily Round Check list, conventional sense project and performance detection project is examined to equipment and circuit
Look into；
（23）Judge whether to break down？If so, carry out Safe Transformation；If it is not, determining whether polling period？If so,
Reenter（21）.
Compared with prior art, beneficial effects of the present invention are, carry out Electrical Safety inspection with step according to the method described above,
Hidden danger can be effectively discharged, Electrical Safety is improved, is met the use demand of user, be easy to industrially promotion and application.
Description of the drawings
Fig. 1 show the schematic flow sheet of the application.
Specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein
Specific embodiment only to explain the present invention, be not intended to limit the present invention.
It should be noted that " connection " described herein and the word for expressing " connection ", such as " being connected ",
" being connected ", both it was directly connected to another part including a certain part, also passed through miscellaneous part and another part including a certain part
It is connected.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
Be also intended to include plural form, additionally, it should be understood that, when in this manual using belong to "comprising" and/or " bag
Include " when, which indicates existing characteristics, step, operation, part or module, component and/or combinations thereof.
It should be noted that the description and claims of this application and the term " first " in above-mentioned accompanying drawing, "
Two " it is for distinguishing similar object, without being used for describing specific order or precedence.It should be appreciated that so use
Data can be exchanged in the appropriate case, so that presently filed embodiment described herein for example can be with except scheming here
Order beyond those shown or describe is implemented.Additionally, term " comprising " and " having " and their any deformation, it is intended that
In cover it is non-exclusive include, for example, process, method, system, product or the equipment for containing series of steps or unit need not
Be limited to those steps or the unit clearly listed, but may include clearly not list or for these processes, method,
Other intrinsic steps of product or equipment or unit.
For the ease of description, space relative terms can be used here, such as " ... on ", " ... top ",
" in ... upper surface ", " above ", for describing such as a part shown in the figure or module or feature and other portions
The spatial relation of part or module or feature.It should be appreciated that space relative terms be intended to comprising except part or
Different azimuth in use or operation outside orientation of the module described in figure.For example, if the part in accompanying drawing or
Person's module is squeezed, then be described as " above miscellaneous part or module or construction " or " in miscellaneous part or module or structure
On making " part or module after will be positioned as " below miscellaneous part or module or construction " or " in other portions
Under part or module or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The part or module can also other different modes positioning（It is rotated by 90 ° or in other
Orientation）, and respective explanations are made to the relative description in space used herein above.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combine.
As shown in figure 1, the invention provides a kind of electric fire-control safety detection method, comprises the steps：
Step one：Safety detection is carried out to building power supply unit；Using professional equipment, controller switching equipment and distribution wire is completed
The hidden troubles removing on road, specifically includes：
（1）Anti- toy measure investigation, checks whether anti-toy measure implements.
（2）Managing security tools and instruments is investigated, and checks whether scene is in kind complete；Check whether ground connection wire management meets regulation and want
Ask, earth point implements positioning；
（3）Field apparatus situation investigate, check primary equipment name, indicate it is correct, complete, clear；It is all to operate
Whether secondary device has the name of specification and obvious switching position state；
（4）Equipment deficiency situation is investigated, and checks whether equipment is qualitative correct；Elimination of equipment defect whether superperiod, if closed loop；
Whether equipment deficiency carries out periodic analysises；
（5）Chopper ruuning situation is investigated, and checks whether chopper external insulation creep distance meets infield filth standard and want
Ask；Check that switch anti-error function is intact；Check that switch control circuit, auxiliary contact are intact, backstage dispaly state is correct；Inspection is opened
Each joining seam, position are closed without heating, if periodically carry out infrared thermometry, at important connecting portion, whether post sheetlike temperature indicator；Switch
Whether whether room has exhaust apparatus, divulge information good, if dress/oxygen automatic detection alarm device, and normal operation；Check open circuit
Device capacity of short circuit, if meet the capacity of short circuit of infield；Hydraulic mechanism chopper, checks whether hydraulic system is normal, is
The negative phase is exhausted, and whether hydraulic mechanism energy storage cylinder anchor ear is intact；Vacuum circuit breaker answers emphasis to check whether insulated tension pole is complete
It is good；Inspection body connecting shaft, connecting lever part whether corrosion, abrasion condition are answered to the capacitor switch of frequent operation；Check open circuit
The mechanism case good seal of device, heater switching are normal；
（6）Disconnecting switch ruuning situation is investigated, and checks that disconnecting switch anti-error function is intact, mechanical latching reliability；Check electricity
Dynamic operation plug-in strip, electric blocking are perfect；Check disconnecting switch joining seam, position without heating, if periodically to enter infrared thermometry, check
Whether indoor isolator connecting portion posts sheetlike temperature indicator；Isolator operating mechanism case good seal is checked, without water inlet phenomenon；
（7）Capacitor ruuning situation is investigated, and checks whether condenser capacity periodically measures；Check outside capacitor absolutely
Edge leakage is than away from meeting the requirements；Check whether capacitor has leakage of oil failure；Check the outer fuse operation 3-5 of outdoor capacitors group
Whether exchanged afterwards；Check that capacitor bank protection setting valve is correct, normal operation；Check capacitor bank without heating, if fixed
Phase carries out infrared thermometry；
（8）Reactor ruuning situation is investigated, and checks that reactor rated voltage meets actual motion voltage request；Check dry type
Whether reactor creep distance meets the insulating requirements of actual filth condition, and not damaged crackle；Check dry-type air-core reactor appearance
No cracking phenomenon, creepage phenomenon, the epoxy powdered phenomenon in top layer；Check whether dry reactor interval chopper type selecting is correct, is
No employing cut-offs dam little chopper or on-load switch；Oil-immersed electric reactor is checked, whether oiling test is qualified, and appearance whether
There is leakage of oil；
（9）Electricity system situation is investigated, and checks whether low-voltage alternating-current cable type selecting meets related regulatory requirements, low-voltage-powered
Whether cable selects flame retardant cable, and from single armored cable, armoring material whether nonmagnetic substance exchanges single armouring electric power
Whether armature of cable layer takes single-point to be directly grounded；Check whether change low pressure used arranges low tension switch, and be furnished with electronics and take off
Buckle device；Check whether the low-voltage-powered cable laying of change used meets countermeasure；The fire prevention of inspection cable duct, isolation, waterproof
In place whether, whether fire wall is intact for safety measure；
（10）Straight-flow system situation is investigated, and checks whether configuration, wiring and the method for operation of straight-flow system meet technical bid
It is accurate；Check whether DC power system air-break, fuse arrangement and Graded coordination meet requirement；Check outside accumulator
See, housing has ne-leakage and deformation exception, whether accumulator capacity meets requirement；Check whether accumulator operation skin temperature is different
Often, whether single battery cell voltage and terminal voltage are abnormal；Check that whether high-frequency model working condition is normal in direct current cabinet, fills
Whether electric installation and accumulator parameter performance match；Check whether insulation monitoring and warning device working condition is good, direct current branch insulation
Whether situation is normal；Check whether direct current cabinet charging voltage, battery charging current and load current are normal；Check DC charging
Whether the work of machine alternating current power supply switching device is normal；Check whether straight-flow system lightning protection device is perfect；
（11）Spark gap ruuning situation is investigated, and checks that the selection of the spark gap nominal discharge current installed should meet the requirements；
Spark gap on-line computing model normal operation is checked, whether leakage current is exceeded, check the insulation of spark gap equalizing capacitance device assembly
Whether enough nargin is had；
（12）Circuit ruuning situation is investigated, and is checked line facility ruuning situation, is carried out Insulation test, leakage testses, electric arc
Test, ensures circuit reliability service；
（13）Machine operation is investigated, and checks switchgear ruuning situation, if there is abnormal sound, disrepair phenomenon, and and
Shi Jinhang is changed, and ensures that power supply is normal；
（14）Circuit infrared measurement of temperature situation is investigated, and the infrared diagnostics for completing important transmission facility before Peak power use comprehensively is surveyed
Temperature work；For old circuit emphasis detection more than heavy-haul line and 20 years of operation；Detection position includes wire connection gold utensil；
For heavy-haul line, accurate detection should be carried out to wire connection gold utensil, insulator；Accurate detection should be using the infrared thermal imagery of pixel
Instrument or infrared induction temperature measuring device, and meet the detection environmental condition requirement of charging equipment infrared diagnostics；
（15）Cable passage situation is investigated, foundation《Cable passage management regulation》, investigate cable run and subside along circuit surface,
Work well, raceway groove, tunnel hydrops, cave in, external force destruction operation hidden danger, eliminate in time conduit line structure safety, percolating water, anti-
Fire, ventilation, support and fixture corrosion potential safety hazard.
（16）Cable thermometric, detection case investigation, carry out the infrared survey of heavily loaded cable, critical cables medial head and terminals
Temperature, Partial Discharge Detection, to the operation monitoring of should strengthening for noting abnormalities, shorten detection cycle, and organizes expert is carried out further deep
Enter analysis, and implement emergency plan and standby redundancy in advance；
（17）Distribution line operation investigation, check circuit periodical inspection whether perform on request, safe distance, intersect across
More, whether grounding resistance measurement record is complete, defect management whether closed loop；Check whether operating analysis record is complete, if having
Specific aim；The circuit joining seam of inspection heavy-haul line, end, the thermometric record of cable intermediate joint；Whether cable is made regular check on
Passage, work well, the hydrops situation of raceway groove；
（18）Switchgear house equipment operation investigation, checks whether waterproof, protection against the tide, fire prevention, anti-toy measure are complete, check day
Often make an inspection tour and whether be carried out in accordance with regulations, standing, whether interior primary connection figure is correct, and whether the safety notice in gas apparatus and place
In place；
（19）Distribution mark investigation, checks whether equipment name, caution sign are complete；
（20）Thermal imaging detection investigation, because of unlike material, the difference of different conductor length factor, can cause under same current
Conductor overheating situation is different, and under different torsion, termination contact resistance is also differed, by checking terminal temperature, Ke Yijian
Terminal connection is found whether reliable；
Step 2：According to the hidden danger order of severity, hidden danger is processed successively, meanwhile, with reference to country and industry standard, to not meeting
The potential safety hazard that electrical construction is required is standardized transformation；
Step 3：Cable machinery load Analysis, carry out load Analysis to existing distribution system, solve three-phase imbalance, zero
The overload phenomenon that line current causes greatly, recalculates and terminated line and place capacity；
Step 4：The process of harmonic wave hidden danger；
Step 5：Normalization Electrical Safety is serviced, and specifically includes following steps：
（21）The power distribution system equipment account set up in units of building, while transform to hidden danger；
（22）Content according to Daily Round Check list, conventional sense project and performance detection project is examined to equipment and circuit
Look into；
（23）Judge whether to break down？If so, carry out Safe Transformation；If it is not, determining whether polling period？If so,
Reenter（21）.
In a preferred embodiment, the socket and chopper used in above-mentioned circuit includes, anti-electric-linkage socket, antioverloading
Socket, anti-virtual connection RCCB, electric arc prevention socket, electric circumstance precaution device.
In a preferred embodiment, also include by smart machine Real-time Collection electricity consumption data, and arrange professional couple
Data are analyzed, and use and security situation so as to grasp electricity consumption unit of electrical energy.
In a preferred embodiment, also include relying on the Internet, Internet of Things and big data using efficiency metering management system,
On-Line Dynamic Monitoring is implemented during electricity consumption to enterprise and institution using the pattern of the Internet+safety, energy efficiency management, complete
Surface analysis enterprise with can data, with can feature and with can on the basis of environment, with it is scientific and rational with can management means as propping up
Support, formulates a set of for enterprise and institution's electrical safety, the piece electrical solution of energy efficiency management, with reach Electrical Safety,
Reduces cost, raising business administration.Can also the use of electric circumstance early warning platform be to rely on electric circumstance precaution device, be a kind of
Customize service platform.According to precaution device actual installation situation, the dynamic safety monitored control network in actually used region can be designed,
More intuitively whether safe the ruuning situation of observation electric circumstance precaution device, understand distribution environment.
The above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvements and modifications, these improvements and modifications can also be made
Also should be regarded as protection scope of the present invention.
Claims (1)
1. a kind of electric fire-control safety detection method, it is characterised in that comprise the steps：
Step one：Safety detection is carried out to building power supply unit；Using professional equipment, controller switching equipment and distribution line is completed
Hidden troubles removing, specifically includes：
(1) anti-toy measure investigation, checks whether anti-toy measure implements.
(2) managing security tools and instruments investigation, checks whether scene is in kind complete；Check whether ground connection wire management meets regulation requirement, connect
Implement positioning in place；
(3) field apparatus situation investigation, check primary equipment name, indicate it is correct, complete, clear；It is all need to operate it is secondary
Whether equipment has the name of specification and obvious switching position state；
(4) equipment deficiency situation investigation, checks whether equipment is qualitative correct；Elimination of equipment defect whether superperiod, if closed loop；Equipment
Whether defect carries out periodic analysises；
(5) chopper ruuning situation investigation, checks whether chopper external insulation creep distance meets infield filth standard and require；Inspection
Look into switch anti-error function intact；Check that switch control circuit, auxiliary contact are intact, backstage dispaly state is correct；Check that switch is each
Joining seam, position are without heating, if periodically carry out infrared thermometry, whether post sheetlike temperature indicator at important connecting portion；Switch gear room is
It is no to have exhaust apparatus, whether good divulge information, if dress/oxygen automatic detection alarm device, and normal operation；Check that chopper is short
Appearance of a street amount, if meet the capacity of short circuit of infield；Hydraulic mechanism chopper, checks whether hydraulic system is normal, if fixed
Phase is exhausted, and whether hydraulic mechanism energy storage cylinder anchor ear is intact；Vacuum circuit breaker answers emphasis to check whether insulated tension pole is intact；It is right
The capacitor switch of frequent operation answers inspection body connecting shaft, connecting lever part whether corrosion, abrasion condition；Check the machine of chopper
Structure case good seal, heater switching are normal；
(6) disconnecting switch ruuning situation investigation, checks that disconnecting switch anti-error function is intact, mechanical latching reliability；Check electronic behaviour
Make plug-in strip, electric blocking is perfect；Check disconnecting switch joining seam, position without heating, if periodically to enter infrared thermometry, check indoor
Whether disconnecting switch connecting portion posts sheetlike temperature indicator；Isolator operating mechanism case good seal is checked, without water inlet phenomenon；
(7) capacitor ruuning situation investigation, checks whether condenser capacity periodically measures；Check that capacitor external insulation is let out
Leakage is than away from meeting the requirements；Check whether capacitor has leakage of oil failure；After checking the outer fuse operation 3-5 of outdoor capacitors group it is
It is no to be exchanged；Check that capacitor bank protection setting valve is correct, normal operation；Check capacitor bank without heating, if periodically to enter
Row infrared thermometry；
(8) reactor ruuning situation investigation, checks that reactor rated voltage meets actual motion voltage request；Check dry type reactance
Whether device creep distance meets the insulating requirements of actual filth condition, and not damaged crackle；Check dry-type air-core reactor appearance without Testudiniss
Split phenomenon, creepage phenomenon, the epoxy powdered phenomenon in top layer；Check whether dry reactor interval chopper type selecting is correct, if adopt
With cut-offfing dam little chopper or on-load switch；Oil-immersed electric reactor is checked, whether oiling test is qualified, and whether appearance has oozes
Oil leak；
(9) electricity system situation investigation, checks whether low-voltage alternating-current cable type selecting meets related regulatory requirements, low-voltage-powered cable
Flame retardant cable is selected whether, from single armored cable, armoring material whether nonmagnetic substance exchanges single armoured power cable
Armor whether take single-point to be directly grounded；Check whether change low pressure used arranges low tension switch, and be furnished with electronics dropout dress
Put；Check whether the low-voltage-powered cable laying of change used meets countermeasure；The fire prevention of inspection cable duct, isolation, waterproof safety
In place whether, whether fire wall is intact for measure；
(10) straight-flow system situation investigation, checks whether configuration, wiring and the method for operation of straight-flow system meet technical standard；Inspection
Look into whether DC power system air-break, fuse arrangement and Graded coordination meet requirement；Check storage battery appearance, housing
There are ne-leakage and deformation exception, whether accumulator capacity meets requirement；Check whether accumulator operation skin temperature is abnormal, electric power storage
Whether pond monomer battery voltage and terminal voltage are abnormal；Check whether high-frequency model working condition is normal in direct current cabinet, charging device
Whether match with accumulator parameter performance；Check whether insulation monitoring and warning device working condition is good, direct current branch insulation situation is
It is no normal；Check whether direct current cabinet charging voltage, battery charging current and load current are normal；Check DC charging motor exchange
Whether power transfer device work is normal；Check whether straight-flow system lightning protection device is perfect；
(11) spark gap ruuning situation investigation, checks that the selection of the spark gap nominal discharge current installed should meet the requirements；Check
Whether spark gap on-line computing model normal operation, leakage current are exceeded, and whether the insulation of inspection spark gap equalizing capacitance device assembly
There is enough nargin；
(12) circuit ruuning situation investigation, checks line facility ruuning situation, carries out Insulation test, leakage testses, electric arc test,
Ensure circuit reliability service；
(13) machine operation investigation, checks switchgear ruuning situation, if there is abnormal sound, disrepair phenomenon, and enter in time
Row is changed, and ensures that power supply is normal；
(14) circuit infrared measurement of temperature situation investigation, completes the infrared diagnostics temperature measurer of important transmission facility before Peak power use comprehensively
Make；For old circuit emphasis detection more than heavy-haul line and 20 years of operation；Detection position includes wire connection gold utensil；For
Heavy-haul line, should carry out accurate detection to wire connection gold utensil, insulator；Accurate detection should using pixel thermal infrared imager or
Infrared induction temperature measuring device, and meet the detection environmental condition requirement of charging equipment infrared diagnostics；
(15) cable passage situation investigation, foundation《Cable passage management regulation》, investigate cable run and subside along circuit surface, work
Well, raceway groove, tunnel hydrops, cave in, external force destruction operation hidden danger, eliminate in time conduit line structure safety, percolating water, fire prevention,
Ventilation, support and fixture corrosion potential safety hazard.
(16) cable thermometric, detection case investigation, the infrared measurement of temperature of the heavily loaded cable of development, critical cables medial head and terminals,
Partial Discharge Detection, to the operation monitoring of should strengthening for noting abnormalities, shortens detection cycle, and organizes expert development further deeply divides
Analysis, and emergency plan and standby redundancy is implemented in advance；
(17) distribution line operation investigation, checks whether circuit periodical inspection performs on request, safe distance, scissors crossing, connects
Whether ground resistance measurement record is complete, defect management whether closed loop；Check whether operating analysis record is complete, if be directed to
Property；The circuit joining seam of inspection heavy-haul line, end, the thermometric record of cable intermediate joint；Whether cable logical is made regular check on
Road, work well, the hydrops situation of raceway groove；
(18) switchgear house equipment operation investigation, checks whether waterproof, protection against the tide, fire prevention, anti-toy measure are complete, checks daily patrolling
Whether depending on being carried out in accordance with regulations, standing, whether interior primary connection figure is correct, and in place whether the safety notice in gas apparatus and place；
(19) distribution mark investigation, checks whether equipment name, caution sign are complete；
(20) thermal imaging detection investigation, because of unlike material, the difference of different conductor length factor, can cause same current lower wire
Heat condition is different, and under different torsion, termination contact resistance is also differed, and by checking terminal temperature, can be checked
Whether terminal connection is reliable；
Step 2：According to the hidden danger order of severity, hidden danger is processed successively, meanwhile, with reference to country and industry standard, to not meeting electrically
The potential safety hazard of construction requirement is standardized transformation；
Step 3：Cable machinery load Analysis, carry out load Analysis to existing distribution system, solve three-phase imbalance, zero line electricity
The overload phenomenon that stream causes greatly, recalculates and terminated line and place capacity；
Step 4：The process of harmonic wave hidden danger；
Step 5：Normalization Electrical Safety is serviced, and specifically includes following steps：
(21) the power distribution system equipment account set up in units of building, while transform to hidden danger；
(22) equipment and circuit are checked according to the content of Daily Round Check list, conventional sense project and performance detection project；
(23) judge whether to break down？If so, carry out Safe Transformation；If it is not, determining whether polling period？If so, again
Into (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610952583.7A CN106525123A (en) | 2016-11-02 | 2016-11-02 | Electrical fire-fighting safety detection method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610952583.7A CN106525123A (en) | 2016-11-02 | 2016-11-02 | Electrical fire-fighting safety detection method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107370056A (en) * | 2017-08-25 | 2017-11-21 | 国网山东省电力公司日照供电公司 | Electrical equipment sheetlike temperature indicator secure attachment device |
| CN109058769A (en) * | 2018-06-22 | 2018-12-21 | 国网浙江省电力有限公司检修分公司 | A kind of transformer oil leakage on-line monitoring, emergent treatment system and method |
| CN109799437A (en) * | 2019-03-27 | 2019-05-24 | 江苏海事职业技术学院 | A kind of electric fire control method based on three proofings means |
| CN111006770A (en) * | 2019-12-20 | 2020-04-14 | 广东海外建设咨询有限公司 | Supervision method for construction between sample plates |
-
2016
- 2016-11-02 CN CN201610952583.7A patent/CN106525123A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107370056A (en) * | 2017-08-25 | 2017-11-21 | 国网山东省电力公司日照供电公司 | Electrical equipment sheetlike temperature indicator secure attachment device |
| CN107370056B (en) * | 2017-08-25 | 2023-07-18 | 国网山东省电力公司日照供电公司 | Fixing and adhering device for temperature display sheet of electrical equipment |
| CN109058769A (en) * | 2018-06-22 | 2018-12-21 | 国网浙江省电力有限公司检修分公司 | A kind of transformer oil leakage on-line monitoring, emergent treatment system and method |
| CN109058769B (en) * | 2018-06-22 | 2023-12-12 | 国网浙江省电力有限公司检修分公司 | A transformer oil leakage online monitoring and emergency treatment system and method |
| CN109799437A (en) * | 2019-03-27 | 2019-05-24 | 江苏海事职业技术学院 | A kind of electric fire control method based on three proofings means |
| CN111006770A (en) * | 2019-12-20 | 2020-04-14 | 广东海外建设咨询有限公司 | Supervision method for construction between sample plates |
| CN111006770B (en) * | 2019-12-20 | 2021-03-23 | 广东海外建设咨询有限公司 | Supervision method for construction between sample plates |
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