CN106680596A - Double-point fixed type power frequency electromagnetic field intensity combined alarm system and operation method thereof - Google Patents
Double-point fixed type power frequency electromagnetic field intensity combined alarm system and operation method thereof Download PDFInfo
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- CN106680596A CN106680596A CN201611086993.4A CN201611086993A CN106680596A CN 106680596 A CN106680596 A CN 106680596A CN 201611086993 A CN201611086993 A CN 201611086993A CN 106680596 A CN106680596 A CN 106680596A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0871—Complete apparatus or systems; circuits, e.g. receivers or amplifiers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/12—Measuring electrostatic fields or voltage-potential
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention provides a double-point fixed type power frequency electromagnetic field intensity combined alarm system and an operation method thereof, and belongs to the technical field of power frequency electromagnetic field intensity monitoring and alarming. The system comprises a power frequency electromagnetic field intensity detection device, a production control center data processor, an alarm center data processor, a ventilation device and a mobile terminal. According to the invention, inspection and onsite working frequency of workers can be reduced; occupational diseases of the workers, and contact time and contact intensity of harmful factors are reduced; alarms are timely given out, thereby facilitating timely maintenance of devices and increasing of service lifetime of the devices, it is ensured that devices can be in good use states for a long time, shut-down overhaul frequency is reduced and safe production time is increased; casualty accidents of personnel are reduced; an accident and abnormal situation database is established, so cost required for the accidents and the abnormities is reduced and disposal time is reduced; and through the accumulation of big data, data abnormity reasons are judged, load conditions of the devices are known and when parts of the devices are in a high-load condition for a long term, companies can be reminded for increasing the number of the devices, so load of the single device can be reduced.
Description
Technical field
The invention belongs to power frequency electromagnetic field intensity monitoring alarm technique field, especially relates to a kind of fixed work of two point
The strength associated warning system of frequency electromagnetic field and its operational approach, are mainly used between electricity power enterprise's precision equipment and communication enterprise base
The monitoring of power frequency electric field and power frequency magnetic field in standing, warn and the dust removal installation that dehumidify is controlled.
Background technology
The interior equipment of state's net Power Equipment Manufacturing Enterprise unit transformer, electricity power enterprise's precision equipment mainly has lead savings electricity
Pond, low-voltage distribution device, high voltage power distribution device, change electric switch, catalyst, magnetic starter, protective relaying device, insulating monitoring dress
Put, reactor, spark gap, ammeter, voltmeter, power meter and ac and dc systemses supervisory device etc..In communication enterprise base station
Equipment mainly has wireless BTS equipment, wireless BBU equipment, transmission PTN device etc..
Equipment tool between state's net Power Equipment Manufacturing Enterprise unit transformer, electricity power enterprise's precision equipment and in communication enterprise base station
There is the stable common feature of uninterrupted continuous operation, stable power output, power frequency electric field and power frequency magnetic field spectral characteristic.
At this stage, between state's net Power Equipment Manufacturing Enterprise unit transformer, electricity power enterprise's precision equipment and communication enterprise base station according to
By patrol officer's regular visit, safeguard in time when equipment operation is abnormal and switch equipment, lack to unit exception situation
Automatic monitoring, warning device.
Human inspection combines compared to human inspection and monitoring of tools, and monitor mode initial stage input is low, and follow-up input is high,
Simultaneously as the limitation of the sense of the mankind five itself causes abnormal variation small in operating personnel's None- identified equipment and environment,
The accumulation of minor anomaly is frequently resulted in, until generation accident is just found by patrol officer, causes to stop production and social economy when serious
Loss, and, between state's net Power Equipment Manufacturing Enterprise unit transformer, electricity power enterprise's precision equipment and in communication enterprise base station frequently
Human inspection operating personnel may be caused to suffer from pneumosilicosis, neurasthenia, ARR probability increase.
Therefore needing badly in the middle of prior art wants a kind of new technical scheme to solve this problem.
The content of the invention
The technical problem to be solved is：There is provided a kind of fixed power frequency electromagnetic field of two point the strength associated system that reports to the police
System and its operational approach, for solve at this stage between state's net Power Equipment Manufacturing Enterprise unit transformer, electricity power enterprise's precision equipment and
Communication enterprise base station relies on patrol officer's regular visit, safeguards in time when equipment operation is abnormal and switches equipment, and it is right to lack
The automatic monitoring of unit exception situation, warning device；Human inspection lacks the automatic monitoring to unit exception situation, warning and sets
It is standby, patrol and examine the technical problem that operating personnel easily suffers from the occupation disease such as pneumosilicosis, neurasthenia, arrhythmia.
The strength associated warning system of the fixed power frequency electromagnetic field of two point, including power frequency electromagnetic field intensity detecting device, production
Control centre's data processor, alarm center data processor, ventilation installation and mobile terminal, the central production control unit data
Processor is connected respectively with power frequency electromagnetic field intensity detecting device, alarm center data processor and mobile terminal；The work
The quantity of frequency electromagnetic field intensity detecting device is two or more, and wherein at least one power frequency electromagnetic field intensity detecting device fixes peace
Outdoor is mounted in, remaining power frequency electromagnetic field intensity detecting device is fixedly mounted indoors；The ventilation installation and power frequency electromagnetic field
Intensity detecting device connects.
The power frequency electromagnetic field intensity detecting device includes reception of wireless signals discharger, insulation protection shell, display surface
Plate, display lamp, external interface, power-frequency electric field strength sensor, power frequency magnetic field intensity sensor, operation dish, fixation grab, power supply
Line, built-in alarm and controller, the reception of wireless signals discharger is fixedly mounted on the outer wall top of insulation protection shell,
Reception of wireless signals discharger is connected by wireless network with central production control unit data processor；The display floater, refer to
Show that lamp, external interface, power-frequency electric field strength sensor, power frequency magnetic field intensity sensor and operation dish are arranged at insulation protection shell
Lateral wall on；The external interface includes the outer discharge hole of sound and USB interface；The quantity of the USB interface is two or more, its
In one be controller debugging interface, remaining be ventilation installation's interface；The ventilation installation is by ventilation installation's interface and control
Device connects；The lateral wall edge for being arranged on insulation protection shell is grabbed in the fixation；The controller is sent out respectively with reception of wireless signals
Injection device, display floater, display lamp, external interface, power-frequency electric field strength sensor, power frequency magnetic field intensity sensor, operation dish,
Power line and built-in alarm connect；The built-in alarm is fixedly mounted on the inside of insulation protection shell, built-in alarm
It is adjacent with the outer discharge hole of the sound.
Radio communication device is connected with the central production control unit data processor.
The quantity that the fixation is grabbed is four, and four fixations are grabbed and are uniformly arranged.
The operational approach of the strength associated warning system of the fixed power frequency electromagnetic field of two point, using the described fixed work of two point
The strength associated warning system of frequency electromagnetic field is operated, and is comprised the following steps, and following steps are sequentially carried out,
Step one, by equipment room or the total number of units of base station equipment, equipment rated power, equipment less than rated power operation
Power-frequency electric field strength load when power-frequency electric field strength load maximum, equipment are less than rated power operation in unit interval step-length
Power-frequency electric field strength load maximum, equipment when change maximum, equipment rated power operation is less than rated power operation
Power frequency magnetic field intensity load when power frequency magnetic field intensity load maximum, equipment are less than rated power operation in unit interval step-length
Power frequency magnetic field intensity load maximum and equipment specified longest run time when change maximum, equipment rated power operation
Typing central production control unit data processor；
Step 2, ventilation installation is connected with controller by ventilation installation's interface, by the ventilation in equipment room or base station
The number of units of equipment and the rated power typing central production control unit data processor of ventilation installation；
Step 3, the control point in outdoor install power frequency electromagnetic field intensity detecting device, the power frequency magnetic field intensity of the device
Environment power frequency magnetic field intensity value B of control point outside sensor Real-time Collection room2, unit T, power-frequency electric field strength sensor adopts in real time
Outdoor power-frequency electric field strength value E of collection2, unit V/m, and by the information of collection by reception of wireless signals discharger transmit to
Central production control unit data processor,
Power frequency electromagnetic field intensity detecting device, the power frequency magnetic field intensity sensor of the device are installed in equipment room or base station
Environment power frequency magnetic field intensity value B in Real-time Collection room1, unit T, the power frequency in power-frequency electric field strength sensor Real-time Collection room
Electric field intensity value E1, unit V/m, and the data message of collection is transmitted to production control by reception of wireless signals discharger
Centre data processor；
Step 4, central production control unit data processor are according to equipment room or the total number of units of base station equipment, the specified work(of equipment
When rate, equipment are less than unit when the power-frequency electric field strength load maximum of rated power operation, equipment are less than rated power operation
Between power-frequency electric field strength load variations maximum, equipment rated power operation in step-length when power-frequency electric field strength load it is maximum
When value, equipment are less than unit when the power frequency magnetic field intensity load maximum of rated power operation, equipment are less than rated power operation
Between power frequency magnetic field intensity load variations maximum, equipment rated power operation in step-length when power frequency magnetic field intensity load it is maximum
The power-frequency electric field strength value of value and equipment specified longest run time, indoor environment power frequency magnetic field intensity value and interior is built
Vertical environment acceptable degree intensity δ formula of warning is as follows：
δ=0.5 κ θ φ (α σ ξ/γ+β τ ψ/λ)
Wherein, δ warns intensity for environment acceptable degree, and κ is the impact coefficient that the continuous working period is run to equipment, θ
The impact coefficient that machine utilization runs to equipment, φ is ventilation installation's stream factor, and α is what power-frequency electric field strength ran to equipment
Coefficient is affected, the span of α is that 0.5~2, σ is indoor and outdoor control point power-frequency electric field strength coefficient of variation, and ξ is power frequency
Electric field intensity variation coefficient, γ is power-frequency electric field strength load coefficient, and β is the impact system that power frequency magnetic field intensity runs to equipment
Number, span is that 0.5~2, τ is indoor and outdoor control point environment power frequency magnetic field intensity coefficient of variation, and ψ is that power frequency magnetic field is strong
Degree variation coefficient, λ is power frequency magnetic field intensity load coefficient,
Central production control unit data processor is chosen from the data message for receiving：Power frequency magnetic field intensity sensor acquisition
T1Moment indoor environment power frequency magnetic field intensity measured value is B1t1, the t of power frequency magnetic field intensity sensor acquisition2Moment interior power frequency
Magnetic field intensity measured value is B1t2, the t of power-frequency electric field strength sensor acquisition1Moment, indoor power-frequency electric field strength measured value was
E1t1, the t of power-frequency electric field strength sensor acquisition2Moment interior power-frequency electric field strength measured value is E1t2, and set the unit interval
Step-length △ t=t2-t1,
The value of the impact coefficient κ that the continuous working period is run to equipment：
κ spans are 0.2~0.8,
κ spans are 2~5,
Wherein, t '1、t′2、t′3…t′nFor unit equipment continuous operating time, unit is year,
T1、T2、T3…TnFor the unit equipment specified longest run time, unit is year,
N is the total number of units of equipment；
The value of the impact coefficient θ that machine utilization runs to equipment：
The span of θ is 0.2~0.8,
The span of θ is 1.5~5,
Wherein, w1′、w2′2、w3′…wn' be unit equipment actual power, unit W,
W1、W2、W3…WnFor unit equipment rated power, unit W,
N is the total number of units of equipment；
The value of ventilation installation stream factor φ：
Ventilation installation starts normal φ and takes 1,
It is 1.2~5 that ventilation installation starts the span of exception φ；
The value of indoor and outdoor control point power-frequency electric field strength coefficient of variation σ：
E1<E2,
E1≥E2,
Wherein, E1For the indoor power-frequency electric field strength value of Real-time Collection, unit V/m,
E2For the outdoor control point power-frequency electric field strength value of Real-time Collection, unit V/m；
The value of power-frequency electric field strength variation coefficient ξ：
ξ spans are 0.5~0.8,
ξ values are 1,
ξ spans are 2~5,
Wherein, E1t1For t1Moment interior power-frequency electric field strength measured value,
E1t2For t2Moment interior power-frequency electric field strength measured value,
△ t are t1Moment is to t2The unit interval step-length at moment,
△ E are that power-frequency electric field strength load variations when equipment is less than rated power operation in unit interval step-length are maximum
Value；
The value of power-frequency electric field strength load coefficient γ：
Wherein, E1For the indoor power-frequency electric field strength value of Real-time Collection, unit V/m,
γ1It is equipment less than or equal to rated power operation power-frequency electric field strength maximum, unit V/m,
γ2Exceed rated power operation power-frequency electric field strength maximum, unit V/m for equipment；
The value of indoor and outdoor control point power frequency magnetic field coefficient of variation τ：
B1<B2,
B1≥B2,
Wherein, B1For the environment power frequency magnetic field intensity value in Real-time Collection room, unit T,
B2For the environment power frequency magnetic field intensity value of control point outside Real-time Collection room, unit T；
The value of power frequency magnetic field intensity variation coefficient ψ：
The span of ψ is 0.2~0.8,
The value of ψ is 1,
ψ spans are 2~5,
Wherein, B1t1For t1Moment interior power frequency magnetic field intensity measured value, unit is T,
B1t2For t2Moment interior power frequency magnetic field intensity measured value, unit is T,
△ t are t1Moment is to t2The unit interval step-length at moment,
△ B are that power frequency magnetic field intensity load variations when equipment is less than rated power operation in unit interval step-length are maximum
Value；
The value of power frequency magnetic field intensity load coefficient λ：
B1≤λ1,
B1＞ λ1,
Wherein, B1For the environment power frequency magnetic field intensity value in Real-time Collection room, unit T,
λ1For equipment be less than or equal to rated power operation power frequency magnetic field field intensity load maximum, unit T,
λ2For equipment rated power operation power frequency magnetic field intensity load maximum, unit T；
Obtain environment acceptable degree and warn the value of intensity δ according to environment acceptable degree intensity δ formula of warning：
0≤δ≤1, equipment room or base station internal environment are normal, repeat step three and step 4,
1<δ≤5, equipment room or base station internal environment exception, central production control unit data processor to built-in alarm sends
Environmental abnormality warning signal, built-in alarm sends " please overhaul " voice warning, and central production control unit data processor is to patrolling and examining
The mobile terminal of personnel and the mobile terminal of maintainer send " please overhaul " warning signal,
δ>5, equipment room or base station internal environment exception, central production control unit data processor is to alarm center data processor
Environment abnormal alarm signal is sent, alarm center data processor to alert receipt department sends warning signal, in production control
Heart data processor to built-in alarm sends environment abnormal alarm signal, and built-in alarm sends " danger " voice warning, raw
Produce control centre's data processor and send " danger " alarm signal to the mobile terminal of patrol officer and the mobile terminal of maintainer
Number, forbid non-maintainer and non-emergency rescue personnel to enter place.
By above-mentioned design, the present invention can bring following beneficial effect：
The present invention is gathered and processing environment power frequency by using the strength associated warning system of the fixed power frequency electromagnetic field of two point
Electric field and power frequency magnetic field data, replace to a certain extent operating personnel to patrol and examine, and reduce operating personnel and patrol and examine and field operation frequency
Secondary frequencies, while reducing time of contact and the contact strength of operating personnel's dust exposure, power frequency electric field and power frequency magnetic field, reach drop
The purpose of low human cost, protection patrol officer health and reduction equipment loss.
The present invention is by between state's net Power Equipment Manufacturing Enterprise unit transformer, electricity power enterprise's precision equipment or communication enterprise base
Stand indoor representational stop place and outdoor control point arranges power frequency electromagnetic field intensity detecting device, by collecting indoor representative
Property the data for stopping place and outdoor control point, the safety range, alarm range, fault coverage to the Work places carry out boundary
Determine and arrange functional relationship and alert if, the effect for reaching prompting Work places machine operation and ambient conditions rises simultaneously
To following beneficial effect：
1. reduce operating personnel to patrol and examine and the field operation frequency, while when reducing the contact of operating personnel's occupation disease harmful factor
Between and contact strength；
2. accident abnormality situation and alarm, is pointed out when equipment does not occur accident, is conducive to the on-call maintenance of equipment, increased
Plus the service life of instrument, it is ensured that instrument long-time maintains good use state, reduces the parking overhaul frequency, increases safety raw
The product time；
3. personnel casualty accidentses are reduced, increases operating personnel's happiness and enterprise's sense of belonging, reminding employees are in abnormal conditions
Wear suitable personal protective equipment.And non-maintainer is alerted in the case of equipment severely subnormal must not privately enter operation field
Institute, prevents personal injury；
4. accident and abnormal conditions data base are set up, when having similar incidents and abnormal conditions from now on, is transferred in time previous
Data and processing mode, treatment people contact method is provided for same group company across the process of plant area, the identical accident of cross-region
Process disposal suggestion, reduction accident and abnormal funds in need and reduce Deal with Time；
5. data exception cause is may determine that in the case of big data, machine utilization situation is understood, when equipment component is located for a long time
In high-load condition, company can be reminded to increase equipment number of units, reduce individual equipment load.
Description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated：
Fig. 1 is that two point is fixed in the strength associated warning system of the fixed power frequency electromagnetic field of two point of the present invention and its operational approach
The structured flowchart of the strength associated warning system of formula power frequency electromagnetic field.
Fig. 2 is power frequency electromagnet in the strength associated warning system of the fixed power frequency electromagnetic field of two point of the present invention and its operational approach
The structural representation of field intensity detection means.
Fig. 3 is the strength associated warning system of the fixed power frequency electromagnetic field of two point of the present invention and its operation side in operational approach
Method FB(flow block).
1- power frequency electromagnetic fields intensity detecting device, 2- central production control units data processor, 3- alarm center data in figure
Processor, 4- ventilation installations, 5- mobile terminals, 101- reception of wireless signals dischargers, 102- insulation protection shells, 103- show
Panel, 104- display lamps, 105- external interfaces, 106- power-frequency electric field strength sensors, 107- power frequency magnetic field intensity sensors,
108- operation dishes, 109- fixations are grabbed, 1010- power lines, the built-in alarms of 1011-, 1012- controllers.
Specific embodiment
As illustrated, the strength associated warning system of the fixed power frequency electromagnetic field of two point, including power frequency electromagnetic field intensity detection
Device 1, central production control unit data processor 2, alarm center data processor 3, ventilation installation 4 and mobile terminal 5, the life
Produce control centre data processor 2 respectively with power frequency electromagnetic field intensity detecting device 1, alarm center data processor 3 and move
Dynamic terminal 5 connects；The quantity of the power frequency electromagnetic field intensity detecting device 1 be two or more, wherein at least one power frequency electromagnet
Field intensity detection means 1 is fixedly mounted on outdoor, and remaining power frequency electromagnetic field intensity detecting device 1 is fixedly mounted indoors；Institute
State ventilation installation 4 to be connected with power frequency electromagnetic field intensity detecting device 1.
The power frequency electromagnetic field intensity detecting device 1 include reception of wireless signals discharger 101, insulation protection shell 102,
Display floater 103, display lamp 104, external interface 105, power-frequency electric field strength sensor 106, power frequency magnetic field intensity sensor
107th, 109, power line 1010, built-in alarm 1011 and controller 1012 are grabbed in operation dish 108, fixation, and the wireless signal connects
Transmitting-receiving injection device 101 is fixedly mounted on the outer wall top of insulation protection shell 102, and reception of wireless signals discharger 101 passes through nothing
Gauze network is connected with central production control unit data processor 2；The display floater 103, display lamp 104, external interface 105, work
Frequency electric field strength transducer[sensor 106, power frequency magnetic field intensity sensor 107 and operation dish 108 are arranged at the outer of insulation protection shell 102
On the wall of side；The external interface 105 includes the outer discharge hole of sound and USB interface；The quantity of the USB interface is two or more, its
In one be the debugging interface of controller 1012, remaining be ventilation installation's interface；The ventilation installation 4 by ventilation installation's interface with
Controller 1012 connects；The 109 lateral wall edges for being arranged on insulation protection shell 102 are grabbed in the fixation；1012 points of the controller
Do not pass with reception of wireless signals discharger 101, display floater 103, display lamp 104, external interface 105, power-frequency electric field strength
Sensor 106, power frequency magnetic field intensity sensor 107, operation dish 108, power line 1010 and built-in alarm 1011 connect；It is described
Built-in alarm 1011 is fixedly mounted on the inside of insulation protection shell 102, built-in alarm 1011 and the outer discharge hole phase of the sound
It is adjacent.
Radio communication device is connected with the central production control unit data processor 2.
It is four that 109 quantity is grabbed in the fixation, and four fixations are grabbed 109 and are uniformly arranged.
The operational approach of the strength associated warning system of the fixed power frequency electromagnetic field of two point, using the described fixed work of two point
The strength associated warning system of frequency electromagnetic field, is characterized in that：Comprise the following steps, and following steps are sequentially carried out,
Step one, by equipment room or the total number of units of base station equipment, equipment rated power, equipment less than rated power operation
Power-frequency electric field strength load when power-frequency electric field strength load maximum, equipment are less than rated power operation in unit interval step-length
Power-frequency electric field strength load maximum, equipment when change maximum, equipment rated power operation is less than rated power operation
Power frequency magnetic field intensity load when power frequency magnetic field intensity load maximum, equipment are less than rated power operation in unit interval step-length
Power frequency magnetic field intensity load maximum and equipment specified longest run time when change maximum, equipment rated power operation
Typing central production control unit data processor 2；
Step 2, ventilation installation 4 is connected with controller 1012 by ventilation installation's interface, by equipment room or base station
The number of units of ventilation installation 4 and the rated power typing central production control unit data processor 2 of ventilation installation 4；
Step 3, the control point in outdoor install power frequency electromagnetic field intensity detecting device 1, the power frequency magnetic field intensity of the device
Environment power frequency magnetic field intensity value B of control point outside the Real-time Collection room of sensor 1072, unit T, power-frequency electric field strength sensor 106
Power-frequency electric field strength value E outside Real-time Collection room2, unit V/m, and the information of collection is passed through into reception of wireless signals discharger
101 transmit to central production control unit data processor 2,
Power frequency electromagnetic field intensity detecting device 1, the power frequency magnetic field intensity sensing of the device are installed in equipment room or base station
Environment power frequency magnetic field intensity value B in the Real-time Collection room of device 1071, unit T, the Real-time Collection room of power-frequency electric field strength sensor 106
Interior power-frequency electric field strength value E1, unit V/m, and the data message of collection is passed by reception of wireless signals discharger 101
Transport to central production control unit data processor 2；
Step 4, central production control unit data processor 2 are according to equipment room or the total number of units of base station equipment, the specified work(of equipment
When rate, equipment are less than unit when the power-frequency electric field strength load maximum of rated power operation, equipment are less than rated power operation
Between power-frequency electric field strength load variations maximum, equipment rated power operation in step-length when power-frequency electric field strength load it is maximum
When value, equipment are less than unit when the power frequency magnetic field intensity load maximum of rated power operation, equipment are less than rated power operation
Between power frequency magnetic field intensity load variations maximum, equipment rated power operation in step-length when power frequency magnetic field intensity load it is maximum
The power-frequency electric field strength value of value and equipment specified longest run time, indoor environment power frequency magnetic field intensity value and interior is built
Vertical environment acceptable degree intensity δ formula of warning is as follows：
δ=0.5 κ θ φ (α σ ξ/γ+β τ ψ/λ)
Wherein, δ warns intensity for environment acceptable degree, and κ is the impact coefficient that the continuous working period is run to equipment, θ
The impact coefficient that machine utilization runs to equipment, φ is ventilation installation's stream factor, and α is what power-frequency electric field strength ran to equipment
Coefficient is affected, the span of α is that 0.5~2, σ is indoor and outdoor control point power-frequency electric field strength coefficient of variation, and ξ is power frequency
Electric field intensity variation coefficient, γ is power-frequency electric field strength load coefficient, and β is the impact system that power frequency magnetic field intensity runs to equipment
Number, span is that 0.5~2, τ is indoor and outdoor control point environment power frequency magnetic field intensity coefficient of variation, and ψ is that power frequency magnetic field is strong
Degree variation coefficient, λ is power frequency magnetic field intensity load coefficient,
Central production control unit data processor 2 is chosen from the data message for receiving：Power frequency magnetic field intensity sensor 107
The t of collection1Moment indoor environment power frequency magnetic field intensity measured value is B1t1, the t of the collection of power frequency magnetic field intensity sensor 1072Moment
Indoor power frequency magnetic field intensity measured value is B1t2, the t of the collection of power-frequency electric field strength sensor 1061Moment interior power-frequency electric field strength
Measured value is E1t1, the t of the collection of power-frequency electric field strength sensor 1062Moment interior power-frequency electric field strength measured value is E1t2, and set
Order position time step △ t=t2-t1,
The value of the impact coefficient κ that the continuous working period is run to equipment：
κ spans are 0.2~0.8,
κ spans are 2~5,
Wherein, t '1、t′2、t′3…t′nFor unit equipment continuous operating time, unit is year,
T1、T2、T3…TnFor the unit equipment specified longest run time, unit is year,
N is the total number of units of equipment；
The value of the impact coefficient θ that machine utilization runs to equipment：
The span of θ is 0.2~0.8,
The span of θ is 1.5~5,
Wherein, w1′、w2′2、w3′…wn' be unit equipment actual power, unit W, W1、W2、W3…WnFor unit equipment volume
Determine power, unit W,
N is the total number of units of equipment；
The value of ventilation installation stream factor φ：
Ventilation installation starts normal φ and takes 1,
It is 1.2~5 that ventilation installation starts the span of exception φ；
The value of indoor and outdoor control point power-frequency electric field strength coefficient of variation σ：
E1<E2,
E1≥E2,
Wherein, E1For the indoor power-frequency electric field strength value of Real-time Collection, unit V/m,
E2For the outdoor control point power-frequency electric field strength value of Real-time Collection, unit V/m；
The value of power-frequency electric field strength variation coefficient ξ：
ξ spans are 0.5~0.8,
ξ values are 1,
ξ spans are 2~5,
Wherein, E1t1For t1Moment interior power-frequency electric field strength measured value,
E1t2For t2Moment interior power-frequency electric field strength measured value,
△ t are t1Moment is to t2The unit interval step-length at moment,
△ E are that power-frequency electric field strength load variations when equipment is less than rated power operation in unit interval step-length are maximum
Value；
The value of power-frequency electric field strength load coefficient γ：
E1≤γ1,
E1＞ γ1,
Wherein, E1For the indoor power-frequency electric field strength value of Real-time Collection, unit V/m,
γ1It is equipment less than or equal to rated power operation power-frequency electric field strength maximum, unit V/m,
γ2Exceed rated power operation power-frequency electric field strength maximum, unit V/m for equipment；
The value of indoor and outdoor control point power frequency magnetic field coefficient of variation τ：
B1<B2,
B1≥B2,
Wherein, B1For the environment power frequency magnetic field intensity value in Real-time Collection room, unit T,
B2For the environment power frequency magnetic field intensity value of control point outside Real-time Collection room, unit T；
The value of power frequency magnetic field intensity variation coefficient ψ：
The span of ψ is 0.2~0.8,
The value of ψ is 1,
ψ spans are 2~5,
Wherein, B1t1For t1Moment interior power frequency magnetic field intensity measured value, unit is T,
B1t2For t2Moment interior power frequency magnetic field intensity measured value, unit is T,
△ t are t1Moment is to t2The unit interval step-length at moment,
△ B are that power frequency magnetic field intensity load variations when equipment is less than rated power operation in unit interval step-length are maximum
Value；
The value of power frequency magnetic field intensity load coefficient λ：
B1≤λ1,
B1＞ λ1,
Wherein, B1For the environment power frequency magnetic field intensity value in Real-time Collection room, unit T,
λ1For equipment be less than or equal to rated power operation power frequency magnetic field field intensity load maximum, unit T,
λ2For equipment rated power operation power frequency magnetic field intensity load maximum, unit T；
Obtain environment acceptable degree and warn the value of intensity δ according to environment acceptable degree intensity δ formula of warning：
0≤δ≤1, equipment room or base station internal environment are normal, repeat step three and step 4,
1<δ≤5, equipment room or base station internal environment exception, central production control unit data processor 2 is to built-in alarm 1011
Environmental abnormality warning signal is sent, built-in alarm 1011 sends " please overhaul " voice warning, central production control unit data processing
Device 2 to the mobile terminal 5 of patrol officer and the mobile terminal 5 of maintainer send " please overhaul " warning signal,
δ>5, equipment room or base station internal environment exception, central production control unit data processor 2 is to alarm center data processing
Device 3 sends environment abnormal alarm signal, and alarm center data processor 3 to alert receipt department sends warning signal, production control
Centre data processor 2 processed to built-in alarm 1011 sends environment abnormal alarm signal, and built-in alarm 1011 sends " danger
Danger " voice warning, central production control unit data processor 2 is to the mobile terminal 5 of patrol officer and the mobile terminal 5 of maintainer
" danger " alarm signal is sent, forbids non-maintainer and non-emergency rescue personnel to enter place.
For different environment, each pre-set parameter can be set by debugging repeatedly, make environment acceptable degree warn
The value reflection instrument and equipment place environment truth of intensity δ.
Regular maintenance program and equipment, when there is Important Adjustment in production technology, produce load, external environment, personnel etc., from
Step carries out at the beginning equipment debugging.
The present invention is by between state's net Power Equipment Manufacturing Enterprise unit transformer, electricity power enterprise's precision equipment or communication enterprise base
Stand indoor representational stop place and outdoor control point arranges power frequency electromagnetic field intensity detecting device 1, by collecting indoor generation
The stop place of table and the data of outdoor control point, difference operating mode corresponding power frequency electromagnet field intensity letter when record is normally produced
Number acquisition time, intensity, spectral characteristic (fluctuation characteristic), normal Production database is set up, with reference to produce reality and other are same
Class enterprise experience, formulates the corresponding calculating function of production status and real-time data collection, safety range to the Work places,
Alarm range, fault coverage are bound and arrange functional relationship and alert if.By debugging function structure and parameter repeatedly,
Until equipment can reflect truth, the effect of prompting Work places machine operation and ambient conditions is reached.Originally it is arranged
It is standby to network with security centre, alarm center, it is connected with the individual mobile terminal 5 of patrol officer, make patrol officer, production scheduling people
Member, site administrator, production safety administration section, environmental administration can obtain Work places power frequency electric field intensity in the very first time
Degree and power frequency magnetic field intensity data.Equipment can be supplied to control room and operating personnel police when Work places have abnormal conditions
Notify breath, reduce operating personnel and patrol and examine the frequency in the case of equipment operation is normal, when work site environment is abnormal, point out
Can operating personnel enter place operation, point out whether operating personnel needs to wear personal protective equipment.Protection operating personnel be good for
Kang Anquan and reduction equipment loss.
The present invention is substantially distinguished from prior art.Existing testing equipment is mainly electric energy metrical and shows or signal intensity input
Output display, mainly for the production of load monitoring, mostly equipment is from functional.The present invention is with the quality of monitoring personnel working environment
For the purpose of situation arrange, and with security centre, center cluster of warning, reach part substitute operating personnel patrol and examine, reduce operation people
Member patrols and examines the purpose of the frequency.Simultaneously as monitoring instrument cannot monitor pipeline and part mini-plant, auxiliary equipment in equipment
, there is monitoring blind spot in ruuning situation, the present invention can blank that to a certain extent supervising device cannot be monitored in filling equipment,
Play protection equipment normally to run, reduce the effect that accident occurs the frequency.
If the present invention is while the field monitoring equipment linkage with humidity, dust concentration in test jobs site surrounding, energy
Enough play more preferable effect.
Claims (5)
1. the strength associated warning system of the fixed power frequency electromagnetic field of two point, is characterized in that：Including power frequency electromagnetic field intensity detection dress
Put (1), central production control unit data processor (2), alarm center data processor (3), ventilation installation (4) and mobile terminal
(5), the central production control unit data processor (2) respectively with power frequency electromagnetic field intensity detecting device (1), alarm center data
Processor (3) and mobile terminal (5) connect；The quantity of the power frequency electromagnetic field intensity detecting device (1) is two or more, its
In at least one power frequency electromagnetic field intensity detecting device (1) be fixedly mounted on outdoor, remaining power frequency electromagnetic field intensity detection dress
Put (1) to fixedly mount indoors；The ventilation installation (4) is connected with power frequency electromagnetic field intensity detecting device (1).
2. the strength associated warning system of the fixed power frequency electromagnetic field of two point according to claim 1, is characterized in that：The work
Frequency electromagnetic field intensity detecting device (1) includes reception of wireless signals discharger (101), insulation protection shell (102), display floater
(103), display lamp (104), external interface (105), power-frequency electric field strength sensor (106), power frequency magnetic field intensity sensor
(107) (109), power line (1010), built-in alarm (1011) and controller (1012), institute are grabbed in, operation dish (108), fixation
The outer wall top that reception of wireless signals discharger (101) is fixedly mounted on insulation protection shell (102) is stated, reception of wireless signals is sent out
Injection device (101) is connected by wireless network with central production control unit data processor (2)；The display floater (103), instruction
Lamp (104), external interface (105), power-frequency electric field strength sensor (106), power frequency magnetic field intensity sensor (107) and operation dish
(108) it is arranged on the lateral wall of insulation protection shell (102)；The external interface (105) connects including the outer discharge hole of sound and USB
Mouthful；The quantity of the USB interface is two or more, and one of them is controller (1012) debugging interface, and remaining is ventilation installation
Interface；The ventilation installation (4) is connected by ventilation installation's Interface and Controler (1012)；The fixation is grabbed (109) and is arranged on
The lateral wall edge of insulation protection shell (102)；The controller (1012) respectively with reception of wireless signals discharger (101),
Display floater (103), display lamp (104), external interface (105), power-frequency electric field strength sensor (106), power frequency magnetic field intensity
The connection of sensor (107), operation dish (108), power line (1010) and built-in alarm (1011)；The built-in alarm
(1011) inside of insulation protection shell (102) is fixedly mounted on, built-in alarm (1011) is adjacent with the outer discharge hole of the sound.
3. the strength associated warning system of the fixed power frequency electromagnetic field of two point according to claim 1, is characterized in that：The life
Produce and be connected with radio communication device in control centre's data processor (2).
4. the strength associated warning system of the fixed power frequency electromagnetic field of two point according to claim 2, is characterized in that：It is described solid
Surely the quantity for grabbing (109) is four, and four fixations are grabbed (109) and are uniformly arranged.
5. the operational approach of the strength associated warning system of the fixed power frequency electromagnetic field of two point, using the two point described in claim 1
The strength associated warning system of fixed power frequency electromagnetic field is operated, and be it is characterized in that：Comprise the following steps, and following steps are suitable
It is secondary to carry out,
Step one, the power frequency that equipment room or the total number of units of base station equipment, equipment rated power, equipment are less than rated power operation
Power-frequency electric field strength load variations when electric field intensity load maximum, equipment are less than rated power operation in unit interval step-length
Power frequency of the power-frequency electric field strength load maximum, equipment when maximum, equipment rated power operation less than rated power operation
Power frequency magnetic field intensity load variations when magnetic field intensity load maximum, equipment are less than rated power operation in unit interval step-length
The specified longest run time typing of power frequency magnetic field intensity load maximum and equipment when maximum, equipment rated power operation
Central production control unit data processor (2)；
Step 2, ventilation installation (4) are connected with controller (1012) by ventilation installation's interface, by equipment room or base station
The number of units of ventilation installation (4) and rated power typing central production control unit data processor (2) of ventilation installation (4)；
Step 3, the control point in outdoor install power frequency electromagnetic field intensity detecting device (1), and the power frequency magnetic field intensity of the device is passed
Environment power frequency magnetic field intensity value B of control point outside sensor (107) Real-time Collection room2, unit T, power-frequency electric field strength sensor
(106) power-frequency electric field strength value E outside Real-time Collection room2, unit V/m, and the information of collection is sent out by reception of wireless signals
Injection device (101) is transmitted to central production control unit data processor (2),
Power frequency electromagnetic field intensity detecting device (1), the power frequency magnetic field intensity sensor of the device are installed in equipment room or base station
(107) environment power frequency magnetic field intensity value B in Real-time Collection room1, unit T, power-frequency electric field strength sensor (106) Real-time Collection
Indoor power-frequency electric field strength value E1, unit V/m, and the data message of collection is passed through into reception of wireless signals discharger
(101) transmit to central production control unit data processor (2)；
Step 4, central production control unit data processor (2) are according to equipment room or the total number of units of base station equipment, the specified work(of equipment
When rate, equipment are less than unit when the power-frequency electric field strength load maximum of rated power operation, equipment are less than rated power operation
Between power-frequency electric field strength load variations maximum, equipment rated power operation in step-length when power-frequency electric field strength load it is maximum
When value, equipment are less than unit when the power frequency magnetic field intensity load maximum of rated power operation, equipment are less than rated power operation
Between power frequency magnetic field intensity load variations maximum, equipment rated power operation in step-length when power frequency magnetic field intensity load it is maximum
The power-frequency electric field strength value of value and equipment specified longest run time, indoor environment power frequency magnetic field intensity value and interior is built
Vertical environment acceptable degree intensity δ formula of warning is as follows：
δ=0.5 κ θ φ (α σ ξ/γ+β τ ψ/λ)
Wherein, δ warns intensity for environment acceptable degree, and κ is the impact coefficient that the continuous working period is run to equipment, θ equipment
The impact coefficient that load runs to equipment, φ is ventilation installation's stream factor, and α is the impact that power-frequency electric field strength runs to equipment
Coefficient, the span of α is that 0.5~2, σ is indoor and outdoor control point power-frequency electric field strength coefficient of variation, and ξ is power frequency electric field
Strength Changes coefficient, γ is power-frequency electric field strength load coefficient, and β is the impact coefficient that power frequency magnetic field intensity runs to equipment, is taken
Value scope is that 0.5~2, τ is indoor and outdoor control point environment power frequency magnetic field intensity coefficient of variation, and ψ is power frequency magnetic field intensity change
Change coefficient, λ is power frequency magnetic field intensity load coefficient,
Central production control unit data processor (2) is chosen from the data message for receiving：Power frequency magnetic field intensity sensor (107)
The t of collection1Moment indoor environment power frequency magnetic field intensity measured value is B1t1, the t of power frequency magnetic field intensity sensor (107) collection2When
It is B to carve indoor power frequency magnetic field intensity measured value1t2, the t of power-frequency electric field strength sensor (106) collection1Moment interior power frequency electric field
Intensity measurements are E1t1, the t of power-frequency electric field strength sensor (106) collection2Moment, indoor power-frequency electric field strength measured value was
E1t2, and set unit interval step-length △ t=t2-t1,
The value of the impact coefficient κ that the continuous working period is run to equipment：
κ spans are 0.2~0.8,
κ spans are 2~5,
Wherein, t '1、t′2、t′3…t′nFor unit equipment continuous operating time, unit is year,
T1、T2、T3…TnFor the unit equipment specified longest run time, unit is year,
N is the total number of units of equipment；
The value of the impact coefficient θ that machine utilization runs to equipment：
The span of θ is 0.2~0.8,
The span of θ is 1.5~5,
Wherein, w '1、w′2、w′3…w′nFor unit equipment actual power, unit W,
W1、W2、W3…WnFor unit equipment rated power, unit W,
N is the total number of units of equipment；
The value of ventilation installation stream factor φ：
Ventilation installation starts normal φ and takes 1,
It is 1.2~5 that ventilation installation starts the span of exception φ；
The value of indoor and outdoor control point power-frequency electric field strength coefficient of variation σ：
E1<E2,
E1≥E2,
Wherein, E1For the indoor power-frequency electric field strength value of Real-time Collection, unit V/m,
E2For the outdoor control point power-frequency electric field strength value of Real-time Collection, unit V/m；
The value of power-frequency electric field strength variation coefficient ξ：
ξ spans are 0.5~0.8,
ξ values are 1,
ξ spans are 2~5,
Wherein, E1t1For t1Moment interior power-frequency electric field strength measured value,
E1t2For t2Moment interior power-frequency electric field strength measured value,
△ t are t1Moment is to t2The unit interval step-length at moment,
△ E are power-frequency electric field strength load variations maximum when equipment is less than rated power operation in unit interval step-length；
The value of power-frequency electric field strength load coefficient γ：
E1≤γ1,
E1＞ γ1,
Wherein, E1For the indoor power-frequency electric field strength value of Real-time Collection, unit V/m,
γ1It is equipment less than or equal to rated power operation power-frequency electric field strength maximum, unit V/m,
γ2Exceed rated power operation power-frequency electric field strength maximum, unit V/m for equipment；
The value of indoor and outdoor control point power frequency magnetic field coefficient of variation τ：
B1<B2,
B1≥B2,
Wherein, B1For the environment power frequency magnetic field intensity value in Real-time Collection room, unit T,
B2For the environment power frequency magnetic field intensity value of control point outside Real-time Collection room, unit T；
The value of power frequency magnetic field intensity variation coefficient ψ：
The span of ψ is 0.2~0.8,
The value of ψ is 1,
ψ spans are 2~5,
Wherein, B1t1For t1Moment interior power frequency magnetic field intensity measured value, unit is T,
B1t2For t2Moment interior power frequency magnetic field intensity measured value, unit is T,
△ t are t1Moment is to t2The unit interval step-length at moment,
△ B are power frequency magnetic field intensity load variations maximum when equipment is less than rated power operation in unit interval step-length；
The value of power frequency magnetic field intensity load coefficient λ：
B1≤λ1,
B1＞ λ1,
Wherein, B1For the environment power frequency magnetic field intensity value in Real-time Collection room, unit T,
λ1For equipment be less than or equal to rated power operation power frequency magnetic field field intensity load maximum, unit T,
λ2For equipment rated power operation power frequency magnetic field intensity load maximum, unit T；
Obtain environment acceptable degree and warn the value of intensity δ according to environment acceptable degree intensity δ formula of warning：
0≤δ≤1, equipment room or base station internal environment are normal, repeat step three and step 4,
1<δ≤5, equipment room or base station internal environment exception, central production control unit data processor (2) is to built-in alarm (1011)
Environmental abnormality warning signal is sent, built-in alarm (1011) sends " please overhaul " voice warning, at the data of central production control unit
Reason device (2) to the mobile terminal (5) of patrol officer and the mobile terminal (5) of maintainer send " please overhaul " warning signal,
δ>5, equipment room or base station internal environment exception, central production control unit data processor (2) is to alarm center data processor
(3) environment abnormal alarm signal is sent, alarm center data processor (3) to alert receipt department sends warning signal, production
Control centre's data processor (2) to built-in alarm (1011) sends environment abnormal alarm signal, built-in alarm (1011)
Send " danger " voice warning, mobile terminal (5) and maintainer of the central production control unit data processor (2) to patrol officer
Mobile terminal (5) send " danger " alarm signal, forbid non-maintainer and non-emergency rescue personnel to enter place.
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