CN208689459U - A kind of automatic Temperature and Humidity Control protection data acquisition device of high-tension switch cabinet - Google Patents
A kind of automatic Temperature and Humidity Control protection data acquisition device of high-tension switch cabinet Download PDFInfo
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- CN208689459U CN208689459U CN201821032856.7U CN201821032856U CN208689459U CN 208689459 U CN208689459 U CN 208689459U CN 201821032856 U CN201821032856 U CN 201821032856U CN 208689459 U CN208689459 U CN 208689459U
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Abstract
The utility model discloses a kind of automatic Temperature and Humidity Controls of high-tension switch cabinet to protect data acquisition device, including closed high-voltage board ontology, intelligent non-electric quantity protection control transmission terminal is installed on the instrument panel of closed high-voltage board ontology, the first fan is provided at the top of the busbar room of closed high-voltage board ontology, first temperature sensor and the first humidity sensor, second temperature sensor is provided at the top of the cable vault of closed high-voltage board ontology, second humidity sensor, light sensor and smoke sensor device, the side wall installation having heaters of cable vault and the second fan, first temperature sensor, first humidity sensor, second temperature sensor, second humidity sensor, the signal output end of light sensor and smoke sensor device is connected to intelligent non-electric quantity protection control transmission terminal, and intelligent non-electric quantity protection control The output end of transmission terminal connects the first fan, the second fan and heater.The utility model can effectively ensure that the safe and stable operation of equipment.
Description
Technical field
The utility model belongs to controller switching equipment technical field, and in particular to a kind of automatic Temperature and Humidity Control guarantor of high-tension switch cabinet
Protect data acquisition device.
Background technique
Closed high-voltage switch cabinet respectively includes control room, busbar room, cable vault, switch gear room etc..Realize cable in cable vault
It realizes and is electrically connected with switch lead-out wire, heat release hole free convection of the ventilation on postnotum, busbar room and adjacent spaces are realized
Space is identical, is externally in closed state.Following problem exists in the prior art:
One, busbar room in a row shuts side lead-out wire and is fixedly linked with each be spaced apart, and will generate heat when load current is larger,
Forbid opening in operation and watches and measure, except heat, since heat generating spot can not disperse naturally in sealed cabinet, connector when generating heat serious
It can redden and even fuse, directly contribute production accident；
Two, closed high-voltage board cannot be opened in operation, can not temperature and humidity in real-time monitoring operation in cabinet, with
And various abnormal conditions, especially busbar room and cable vault, bus bar, insulator surface are coarse, Yi Jichen, dampness, insulation
Filthy dampness on element, will form thin dielectric film, and leakage current increases therewith, severe in overcast and rainy, mist and thunderstorm etc.
Under meteorological condition, the accidents such as electric discharge ground connection are caused.
Three, closed high-voltage board in operation, if there was dampness in the air and conductive equipment superficial dust, easily generates electric discharge arc and puts
Electricity, operator on duty can not also pass through the light sensation and smog of normal scene discovery arc discharge on duty, protective device in the short time
Because impedance value is very big or other reasons can not act, this interval high-voltage board and adjacent high-voltage board will be burnt, until will be entire high
High-voltage board is all burnt in pressure chamber.
Utility model content
The purpose of this utility model is to provide a kind of automatic Temperature and Humidity Controls of high-tension switch cabinet to protect data acquisition device,
To solve problem of the prior art, the utility model can effectively ensure that the safe and stable operation of equipment.
In order to achieve the above objectives, the utility model adopts the following technical solution:
A kind of automatic Temperature and Humidity Control protection data acquisition device of high-tension switch cabinet, including closed high-voltage board ontology, envelope
Intelligent non-electric quantity protection control transmission terminal is installed in the control room of closed-type high-pressure cabinet ontology, closed high-voltage board ontology
The first fan, the first temperature sensor and the first humidity sensor, the electricity of closed high-voltage board ontology are provided at the top of busbar room
Cable ceiling portion is provided with second temperature sensor, the second humidity sensor, light sensor and smoke sensor device, cable vault
Side wall installs having heaters and the second fan, first temperature sensor, the first humidity sensor, second temperature sensor,
The signal output end of second humidity sensor, light sensor and smoke sensor device is connected to intelligent non-electric quantity protection control
Transmission terminal, and the output end of intelligent non-electric quantity protection control transmission terminal is connected to the first fan, the second fan and adds
Hot device.
Further, the second temperature sensor, the second humidity sensor are respectively three, and the upside of each bus is right
One second temperature sensor and second humidity sensor, and second temperature sensor and the second humidity sensor should be set
It is fixed on the roof of cable vault.
Further, second fan is arranged on the rear wall of cable vault.
Further, first temperature sensor and the first humidity sensor are located in same level.
Further, the second temperature sensor, the second humidity sensor, light sensor and smoke sensor device position
In in same level.
Further, the intelligent non-electric quantity protection control transmission terminal includes main control module, is connected on main control module
There is power module, liquid crystal human-computer interface module, Temperature and Humidity module, dynamic analog indicating module, temperature and Humidity Control module, lead to
Believe module and HV live displaying, self-test, electrical verification and nuclear phase module；
The main control module: for receiving the non-electric quantities information (first such as temperature and humidity, light sensation, cigarette sense in processing switchgear
Temperature sensor, the first humidity sensor, second temperature sensor, the second humidity sensor, light sensor and smog pass
The non-electric quantity information of sensor), calculating is compared according to the operation program write, and output control signals to the first wind
Fan, the second fan and heater, and communication module will be sent in information, above send a metrical information, alarm signal；
The power module: for being master control module for power supply；
The liquid crystal human-computer interface module: for reflecting various non-electric quantity real time datas such as: temperature, humidity；Failure is accused
It is alert: as temperature is high, humidity is high, light sensation gets over line alarm, smoke alarm, the alarm of high frequency noise；Parameter setting: communications parameter, movement
Definite value, the setting of non-electric quantity switch trip.
The Temperature and Humidity module: for by being distributed in the indoor Temperature Humidity Sensor of busbar chamber of high-voltage switch cabinet, cable
Temperature and humidity value in different spaces is uploaded to Temperature and Humidity mould in intelligent non-electric quantity protection control transmission terminal device by probe
In block, which is the digital signal that can identify of central processing unit by analog-signal transitions；
The dynamic analog indicating module: it is carried out instead for receiving primary equipment location status in real time, and by this module
Display is reflected, such as: the position of the switch, disconnecting link, earthing knife-switch, spring energy-storage state, line side electrification situation reflection；；
The temperature and Humidity Control module: the number letter that can be identified to come for receiving Temperature and Humidity module transfer
Number real-time perfoming judgement, operation, output, normal only display real time data, excessively high starting fan, it is too low heated, mistake high temperature
Humidity issues alarm, and superelevation temperature and humidity carries out switch trip in conjunction with light sensation and cigarette sense；
The communication module: for uploading to data of the Temperature and Humidity module in each interval closing high-voltage board by 485 communication ports
Whole station non-electric quantity data monitoring control platform send mouth in the terminal device data of room whole station non-electric quantity data gathering system；
The HV live displaying, self-test, electrical verification and nuclear phase module: whether had for real-time display high-voltage board line side
Whether voltage, high pressure sensor and overvoltage protector, which pass to intelligent non-electric quantity protection control for route band power information, transmits eventually
End device.
Compared with prior art, the utility model has technical effect beneficial below:
The utility model can carry out real-time monitoring to the intracorporal humidity of the cabinet of closed high-voltage board, light sensation, smog；And
And fan, heater etc. can be automatically turned on according to being previously set when cabinet body temperature, humidity, light sensation, smog reach alarm
Corresponding equipment carries out environmental Kuznets Curves, in special circumstances, if because (protective device or switch, high-voltage insurance do not move cause specific
Make), switch does not trip, and intelligent non-electric quantity protection control transmission terminal will (temperature and humidity uses two from three according to temperature, humidity
Mode), cigarette sense, light sensation (manner of execution of the cigarette gloss under temperature and humidity subsidiary conditions, prevent malfunction) etc. carry out comprehensive descision, prolong
When to switch issue tripping enable, isolated fault region, so that the safe and stable operation of equipment be effectively ensured.
Closed high-voltage board intelligence non-electric quantity protection controls transmission terminal and can operate normally, event occurs switch inherence
Barrier initial stage, failure occur, the related non-electric quantity (information such as temperature, humidity, luminosity, cigarette sense) after failure carries out multiple spot and collects and records,
Seamless the equipment management scope intelligently become can be incorporated from change and 61850 specification telecontrol communication technologies of intelligence change by the way that routine is comprehensive,
It is flat that related non-electric quantity information (information such as temperature, humidity, luminosity, cigarette sense) in each interval is uploaded into distant place operation monitoring
More line definite value, starting more line, judge's event warning information are arranged in the distance, while providing distant place non-electric quantity for platform in monitoring device
Real-time status geographic distribution passes through the distribution feelings of distant place whole station comprehensive non-electric quantity and electrical quantity real-time status geographic distribution
Condition provides true whole station normal condition, cycle history data and abnormal failure to remote monitoring personnel and analyzes data, convenient for fortune
Row dispatcher compares judgement choice.
Closed high-voltage board intelligence non-electric quantity protection control transmission terminal is (warm by the related non-electric quantity information of acquisition
The information such as degree, humidity, luminosity, cigarette sense) it is compared and logical operation, certain setting definite value is higher than for in-cabinet temperature, passes through control
The high-voltage board internal heater, exhaust blower progress temperature and humidity adjustment are made, (such as when temperature is greater than 60 DEG C or humidity is greater than 70%RH
Open exhaust fan；If temperature heater and exhaust fan less than 60 DEG C and when humidity is greater than 70%RH；If temperature is greater than 80 DEG C
Or humidity opens exhaust fan when being greater than 80%RH, and device issues alarm audible signal, liquid crystal display get " temperature is high " or
Warning information such as " humidity are high "；If temperature removes exhaust fan greater than 150 DEG C or when humidity is greater than 95%RH, and the 5S tripping that is delayed is opened
It closes (such case user can set according to oneself situation)；In another example be delayed 1 second when luminosity and cigarette sense reach some value, alarm
And BRKR Breaker (such case user can set according to oneself situation), guarantee the good operation of electrical equipment.
Closed high-voltage board intelligence non-electric quantity protection control transmission terminal will improve different from the past simple " a pair of
One " data acquisition modes carry out data acquisition and use using " three areas two " mode for Temperature Humidity Sensor, ensure that data
Reliability, in addition, the surface wireless temperature measurement head of extendible high voltage bus connector, surveys charging equipment key contact in real time
Temperature ensure that the genuine and believable of data, while complete acquisition transmission function using the transmission sensor that data speed is fast, quality is high
Energy.
Closed high-voltage board intelligence non-electric quantity protection control transmission terminal is in addition to carrying out high-voltage board cable room temperature humidity
Monitoring can also carry out temperature and humidity monitor to busbar room, an exhaust fan at the top of busbar room be provided, when the high feelings of temperature and humidity
Under condition, exhaust fan is opened, mitigates the fever that busbar is generated due to overload.
Detailed description of the invention
Fig. 1 is the overall structure main view of the utility model；
Wherein, 1 is intelligent non-electric quantity protection control transmission terminal, and 2 be closed high-voltage board ontology, and 3 be heater, 4
For the first fan, 5 be the first temperature sensor, and 6 be light sensor, and 7 be smoke sensor device, and 8 be the first humidity sensor, 9
It is cable vault for busbar room, 10,11 be second temperature sensor, and 12 be the second humidity sensor；
Fig. 2 is intelligent non-electric quantity protection control transmission terminal block diagram；
Fig. 3 is LPC2290 block diagram；
Fig. 4 is HV live displaying circuit diagram；
Fig. 5 is dynamic analog indicating circuit figure；
Fig. 6 is liquid crystal man-machine interface；
Fig. 7 is Liquid Crystal Module opering characteristic of electric apparatus figure；
Fig. 8 is measurement interface schematic diagram, wherein (a) is interface one；It (b) is interface two；It (c) is interface three；It (d) is interface
Four；It (e) is interface five；It (f) is interface six；It (g) is interface seven；
Fig. 9 is RS485/modbus communication module circuitry figure；
Figure 10 is installation dimension figure；
Figure 11 is backboard wiring diagram；
Figure 12 is backboard wiring partial enlargement diagram.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
Referring to Fig. 1, a kind of automatic Temperature and Humidity Control protection data acquisition device of high-tension switch cabinet is included in closed high pressure
Intelligent non-electric quantity protection control transmission terminal 1 is installed, in the busbar of closed high-voltage board ontology 2 on the instrument panel of cabinet ontology 2
The first fan 4, the first temperature sensor 5, the first humidity sensor 8 are provided at the top of room 9；In closed high-voltage board ontology 2
Second temperature sensor 11, the second humidity sensor 12, light sensor 6, smoke sensor device 7 are provided at the top of cable vault 10,
It is equipped with heater 3 on the downside both sides of cable vault 10, the rear side in cable vault 10 fills the second fan；First temperature sensing
Device 5, the first humidity sensor 8, second temperature sensor 11, the second humidity sensor 12, light sensor 6 and smog sensing
The signal output of device 7 is connected to intelligent non-electric quantity protection control transmission terminal 1 by signal wire and cabling channel；Intelligent non-electrical
Amount protection control transmission terminal 1 executes control to first fan 4, the second fan and heater 3 simultaneously.
High-voltage board intelligence non-electric quantity protection control transmission terminal will include: temperature and humidity, cigarette sense, light sensation control in high-voltage board
Function, alarm prompt, HV live displaying, dynamic analog instruction, liquid crystal man-machine interface communicate, on the spot the modules such as emergency trip.
It implements function such as:
(1) the related non-electric quantity (temperature after inherent normal operation, initial stage of breaking down, failure generation, failure will be switched
The information such as degree, humidity, luminosity, cigarette sense) carry out multiple spot collect and record；
(2) by the liquid crystal on the spot of the related non-electric quantity information (information such as temperature, humidity, luminosity, cigarette sense) in this interval
Show；
(3) the related non-electric quantity information (information such as temperature, humidity, luminosity, cigarette sense) in this interval is uploaded to backstage；
(4) more line definite value can be set in backstage or device, and starting gets over line judge therefore warning information；
(5) " intelligent non-electric quantity protection control transmission terminal " by the related non-electric quantity information of acquisition (temperature, humidity,
The information such as luminosity, cigarette sense) it is compared and logical operation, it some value (such as at 90 °) is higher than for in-cabinet temperature is delayed 3 seconds and jump
Switch；
(6) when closing high pressure in-cabinet temperature is excessively high excessively high with humidity, which can open automatic ventilation cool-down dehumidification function
Can, guarantee the good operation of electrical equipment.
(7) HV live displaying function
(8) dynamic analog indicates function
It is specific as follows:
(1) main control module
LPC2290 uses 16/32 ARM7TDMI-STMCPU has real-time simulation and embedded support.Special 16Code can be reduced by 30% or more by mode, and performance loss is minimum.Using 144 pin packages, low-power consumption is a variety of
32 bit timing devices, 8 10, channel ADC, 2 advanced channels CAN, the channel PWM and 10 external interrupt pins, this microcontroller
Device is especially suitable for automobile and Industry Control Application and medical system and fault-tolerant Maintenance bus.LPC2290 provides a kind of new
Serial communication interface, it is also applied for communication gate and protocol converter and many other general-purpose interface applications.
Key property:
The position the s16/32 ARM7TDMI-S microcontroller encapsulated using LQFP144.
On piece 16kB static state RAM.
It is provided using the serial start-up loading device of UART0 in system downloading and program capability.sEmbeddedICE-
RTandEmbeddedTrace interface debugs on piece RealMonitorTM software and high speed real-time tracking instruction execution in real time.
The CAN interface of two interconnection has advanced acceptance fitration.
Other serial line interfaces include two UART (16C550), quick I2C (400kbits/s) and two SPI.The channel s 10
Position A/D converter, conversion time is down to 2.44 μ s.
STwo32-bittimers (have 4 capture and 4 channels), PWM unit (6 output) and are guarded the gate at real-time clock
Dog.S vectored interrupt controller has configurable priority and vector address.Configurable external memory interface, most 4
A memory block, each most 8/16/32 bit data widths of 16M bandwidth in memory block.
Up to 76 general purpose Is/O pin (5V tolerance).
9 edge/level-sensitive external interrupt pins at most can be used.
Phaselocked loop can provide the maximum cpu clock of 60MHz on programmable chip, and settling time is 100 μ s.SOn on piece crystal
Oscillator, operating frequency range are two kinds of low-power consumption modes of 1MHz to 30MHz.s, idle and power down.
Processor is waken up from power-down mode by external interrupt.
Dual power supply: the operating voltage range of xCPU is 1.65V to 1.95V (1.8V ± 0.15V).XI/O power range
3.0V to 3.6V (3.3V ± 10%) 5V tolerates I/Opads
(2) temperature and humidity, cigarette sense, light sensation control function in cabinet
Sensor number: tetra- tunnel device Ke Dai " temperature and humidity integral sensor ".Sensor is respectively labeled as I, II, III,
Ⅳ.Sensor I is independently to use all the way, and measurement result is shown as sensors A.Sensor II, III, IV uses logic analysis operation
Afterwards, merge output as using all the way, measurement result is shown as sensor B.
Temperature and humidity is shown: liquid crystal display shows actual temperature and humidity measurement value, if temperature and humidity value shows " 88 ", indicates to correspond to
Road Temperature Humidity Sensor is not present.
Cryogenic temperature control: when temperature is lower than set temperature lower limit or 2 degree, starting heating；When temperature is higher than temperature
The upper limit or at 20 degree, stops heating.
High-temperature temperature control: when temperature is higher than the setting air draft upper limit or 45 degree, starting air draft and temperature alarm, behind
33,34 connecting terminals export passive normally-closed point, make alarm signal output for user；Rear panel 19,20 connecting terminals export nothing
The normally closed terminal in source, for user's wind-receiving fan；When temperature is lower than air draft lower limit or 30 degree, stops air draft and release overheat report
Alert, corresponding terminal exports passive opened point.
Humid control: when humidity is higher than setting top limit of humidity, starting heating；When humidity is lower than setting humidity lower limit,
Stop heating.
Heater failure alarm: when the heater is on, if detecting, heater breaks down, front panel alarm lamp
It is bright, behind 17,18 connecting terminals export passive normally-closed point, make alarm signal output for user.
User can self-setting temperature, humidity, the bound of air draft according to actual needs.
It is unconditional to stop heating when environment temperature is greater than 40 degree, to prevent overheat from damaging.
(3) alarm prompt
Alarm prompt is realized in the distance and on the spot respectively, wherein alarm is by the LED and anti-error language on device panel on the spot
Sound prompt realizes that a distant place is realized by communication notifications host computer.
Intelligent error preventing voice prompting
1 > when handcart be between experimental site and operating position, if at this time close breaker, have the language of " breaker please be divide "
Sound prompt, until stopping after breaker open operation.
2 > when handcart be between experimental site and operating position, if at this time earthing switch be accidentally forced close a floodgate, have and " ask
The voice prompting of point earthing switch ", until stopping after earthing separating brake.
3 > breaker closing state, earthing switch "on" position have when trolley is pushed into operating position from testing position by mistake
The voice prompting of " breaker please be divide, earthing switch please be divide ".
4 > when someone's stop, there is the voice prompting of " this cabinet major loop has charged " before cabinet body major loop power transmission, cabinet.
Cigarette sense, light sensation warning function
1 > when there is cigarette sense alarm, cigarette sense alarm lamp is bright, and emergency trip node 1 is closed；
2 > when there is light sensation alarm, light sensation alarm lamp is bright, and emergency trip node 2 is closed；
3 > there is cigarette sense alarm at once, while when having light sensation alarm again, cigarette sense alarm lamp is bright, and emergency trip node 1 closes
It closes, light sensation alarm lamp is bright, and emergency trip node 2 is closed, spare tripping node closure.
(4) HV live displaying
A, B, C three-phase LED starting voltage (KV): bus voltage rating × (0.15~0.65)
A, control voltage (KV): bus voltage rating × 0.65 is opened in B, C three-phase locking
When A, B, C three-phase high-voltage electrification indicator light all do not work, for expression three-phase without high pressure, lock release indicator light is bright, back
Face 33,34 connecting terminals export passive normally-closed contact, make electromagnetism unlock to user.If have electrification in high voltage indicator light it is bright when, indicate
This is mutually with high pressure, and indicator light off for lock release, and the back side 33,34 connecting terminals export passive normal opened contact, makees electromagnetism to user
Locking.
(5) dynamic analog indicates
Circuit-breaker status is shown
When 1 > breaker closing, red analog item 01 shines.
When 2 > breaker open operation, green analog item 02 shines.
Handcart position is shown
When the junction closure of 1 > operating position, red vertical analog item 03 (1), 03 (2) shine, and display breaker is located at work
Position.
When 2 > testing position junction closure, the flat simulation bar 04 (1) of Green Water, 04 (2) shine, and display breaker is located at test
Position.
Earthing switch position is shown
When 1 > earthing switch junction closure, red analog item 05 shines, and indicates that earthing switch is in "on" position.
When 2 > earthing switch contact disconnects, green analog item 06 shines, and indicates that earthing switch is in gate-dividing state.
Spring energy-storage position is shown
When 1 > energy storage junction closure, red indicating light 07 shines, and indicates breaker energy storage.
Circuit-breaker switching on-off loop voltage is measured and is shown
1 > when breaker is located at and closes a floodgate, device measures the voltage between breaker closing input terminal 7,8, and passes through liquid
Crystalline substance shows measured actual voltage value.
2 > when breaker is located at separating brake, device measures the voltage between breaker open operation input terminal 10,11, and passes through
Liquid crystal shows measured actual voltage value
Note: all luminous instructions do not work under power failure state, and the above contact point signal is all from auxiliary contact.
(6) liquid crystal man-machine interface:
Liquid crystal human-computer dialogue definite value input function can be achieved
Measure interface description
Device power-up shows Business Name.
After entering measuring state, liquid crystal display meeting automatic turning screen, 1 temperature and humidity measurement value of display interface, interface 2 are breaking in turn
Device divide-shut brake loop voltage measured value, the wireless contact temperature measurement value in interface 3.
Temperature and humidity interface 1 display such as (a) of Fig. 8, respectively time, first via temperature and humidity measurement value, the second tunnel temperature and humidity
Measured value.If temperature and humidity measurement value is illustrated as 88, then it represents that without Temperature Humidity Sensor or Temperature Humidity Sensor failure.
Such as (b) of Fig. 8, respectively time, closing circuit of circuit breaker is electric for the display of circuit-breaker switching on-off loop voltage interface 2
Pressure, brake division loop of circuit breaker voltage.If breaker signal is on-off model, not display interface 2.
Button operation explanation
Device totally four keys, carry out corresponding operating by key.
Upper key: carrying out plus 1 operation.
Down key: operative position selection is carried out.
Cancel: returning to upper layer operation menu, do not save modification data.
Confirmation: to the operation acknowledgement carried out and saving setting data, or enters next layer of menu being accordingly arranged.
Parameter setting explanation
Enter Parameter Set-up Menu selection interface 4 by any key, it includes: metrical information, environment that function, which is arranged, in major parameter
Control, time setting, communication setting, alarm setting, alarm inquiry, self-test state, alarm delay.The setting menu item selected
There is shade, press key or down key is configured menu item selection, enters corresponding setting menu item by acknowledgement key, returned by cancel key
Measure interface.
Metrical information: after entering metrical information interface, display interface 2 and interface 3, press key or down key switch over it is aobvious
Show, menu selection interface is set by confirmation and cancel key return parameters.
Environmental Kuznets Curves: entering environmental Kuznets Curves interface 5, press key or down key carries out that modification item is needed to select, and enters by acknowledgement key
Parameter modification returns to interface 4 by cancel key.Into after parameter modification, bit manipulation selection is carried out by down key, key progress position is pressed and adds
1 operation, saves parameter setting by acknowledgement key, returns to interface 5 by cancel key.
Time setting: entry time set interface 6 enters parameter modification by acknowledgement key, carries out bit manipulation selection by down key,
It presses key progress position and adds 1 operation, save parameter setting by acknowledgement key, return to interface 4 by cancel key.
Communication setting: entry communication set interface enters parameter modification by acknowledgement key, carries out bit manipulation selection by down key,
It presses key progress position and adds 1 operation, save parameter setting by acknowledgement key, return to interface 4 by cancel key.
Self-test state: after choosing " self-test state " to press acknowledgement key, heating A, heating B, alarm, air draft and communication transmission
It is flashed with codan lamp three times, indicates that self-check of device passes through.
Alarm delay: alarm delay is mainly that the delay time setting of setting and alarm is moved back in the throwing of human body induction function.Into
Enter human body sensing interface 7, enter parameter modification by acknowledgement key, carry out bit manipulation selection by down key, presses key progress position and add 1 behaviour
Make, save parameter setting by acknowledgement key, returns to interface 4 by cancel key.
(7) communication function
Using RS-485 communication interface and standard MODBUS specification, observing and controlling information, on-off state and displacement can be believed
Breath, alarm signal, SOE event content realize the centralized management and monitoring in a distant place.
(8) intelligent non-electric quantity protection control transmission terminal technical parameter
Power supply: AC85V~265V or DC140V~375V
Working environment: -20 DEG C~+70 DEG C relative humidity≤95%RH of temperature
Power consumption :≤15W
Dielectric strength: between shell and terminal >=AC2000V
Insulation performance: between shell and terminal >=100M Ω
Anti-electromagnetic interference function: meet GB/T14598.13, GB/T14598.14, GB/T14598.9, GB/T14598.10
Requirement.
Output contact capacity: AC220V, 5A (passive), external series load 1；AC220V, 5A (passive), external series are negative
Carry 2；AC220V, 3A (passive), (output contact may be configured as external series alarm: overtemperature alarm and two kinds of break alarm, write from memory
Think that overtemperature alarm exports)；AC220V, 5A (passive), external series blocking device
Temperature and humidity measurement range
Moisture measurement range: 0~100%RH
Temperature measurement range: -20~70 DEG C
The human body sensing time :≤3 seconds
Temperature and humidity measurement precision
Moisture measurement precision: ± 3.0%RH
Temperature measurement accuracy: ± 1 DEG C
Working environment
Temperature: -20~70 DEG C；
Humidity: 5~95% do not condense
Data communication
Communication modes: RS485 interface
Communications protocol: MODBUS RTU
Communication baud rate: 9600bps
Data format: 8 data bit, 1 stop position no parity check position
(9) installation and wiring
This product be panel embedded type installation, only need to the aperture on panel, bore size 220mm*165mm.Using matching
Three mounting brackets of set are fixed on panel.Unit: mm
Rear connection figure
Wiring explanation
Rear connection figure is conventional connections figure above, and specific wiring diagram has variation referring to user's order demand, different user.
Examine corresponding function referring to
When doing industrial frequency withstand voltage experiment, please all terminals are extracted.
After practical terminal connections, verification is errorless to be powered on.
Device panel explanation
01: breaker closing instruction
02: breaker open operation instruction
03 (1), 03 (2): operating position instruction
04 (1), 04 (2): testing position instruction
05: earthing switch, which closes a floodgate, to be indicated
06: grounding switch tripping instruction
07: energy storage instruction
08: electrification in high voltage instruction
09: locking instruction
10: cigarette propagated sensation sensor
11: heating, air draft, alarm lamp
12: liquid crystal display
13: setting button
14；The change-over switch of a distant place/on the spot
15: separating brake/combined floodgate change-over switch
16: energy storage switch
18: photosensitive sensors
The utility model embodiment operating process is described in detail below:
When the busbar load in busbar room 9 is excessively high, temperature rises in busbar room 9, and intelligent non-electric quantity protection control passes
Defeated terminal 1 obtains the excessively high information of temperature by the first temperature sensor 5, then controls the operating cooling of the first fan 4.If opened
Temperature continues to increase after opening the first fan 4, intelligent non-electric quantity protection control transmission terminal 1 will control bus row from dynamic circuit breaker
Electricity.
When busbar line, insulator surface are coarse, Yi Jichen, dampness, the filthy dampness on insulation component, busbar surface is formed
Thin dielectric film, generates the instantaneous discharges such as electric arc, and light sensor 6 can upload intelligent non-electric quantity protection control transmission terminal
Pre-alarm reminds operator on duty to be possible to security risk, if electric arc causes the excessively high generation smog of local temperature, smoke sensor device 7
Detect that smoke particle will upload intelligent non-electric quantity protection control transmission terminal and alarm, intelligent non-electric quantity protection control
Transmission terminal control fan smoke evacuation cooling processed.When there was dampness in the air, the second humidity sensor 12 uploads intelligent non-electric quantity and protects
Shield control transmission terminal, intelligent non-electric quantity protection control transmission terminal control heater 3 work, and reduce humidity.Intelligent non-electrical
Tolerance protection control transmission terminal can also record temperature change, and when periodic inspection observes certain section of time-temperature and persistently rises expression
Switchgear breaks down, and maintenance personnel should in time check switchgear.
The utility model measured using multi pass acquisition Temperature Humidity Sensor data, operation, alarm, air draft is except heat is removed
It is wet；Optical sensor and smoke sensor device are assisted, temperature and humidity breakdown judge reliability is improved, is protected to the standby of electrical quantity protection
Shield；Data of the Temperature and Humidity module, state and warning information in each interval is uploaded into substation's non electrical quantity data acquisition monitor supervision platform
On, compared by comprehensive data, it can be found that there are heat conditions for some position in entire high-voltage board, is convenient for interruption maintenance and inspection
It looks into；Cycle data compares simultaneously, it can be found that some position is easy water inlet steam or some season is easy to happen moisture weight, and
When take measures to be handled；Closing high-voltage board intelligence non-electric quantity protection control transmission terminal is the monitoring of substation's non-electric quantity
One terminal of platform, it is obvious that overall operation embodies effect.
Claims (6)
1. a kind of automatic Temperature and Humidity Control of high-tension switch cabinet protects data acquisition device, which is characterized in that including closed high pressure
Cabinet ontology (2) is equipped with intelligent non-electric quantity protection control transmission terminal (1) in the control room of closed high-voltage board ontology (2),
It is wet that the first fan (4), the first temperature sensor (5) and first are provided at the top of the busbar room (9) of closed high-voltage board ontology (2)
It spends sensor (8), is provided with second temperature sensor (11), second at the top of the cable vault (10) of closed high-voltage board ontology (2)
The side wall of humidity sensor (12), light sensor (6) and smoke sensor device (7), cable vault (10) installs having heaters (3)
It is first temperature sensor (5), the first humidity sensor (8), second temperature sensor (11), second wet with the second fan
The signal output end of degree sensor (12), light sensor (6) and smoke sensor device (7) is connected to intelligent non-electric quantity protection
It controls transmission terminal (1), and the output end of intelligent non-electric quantity protection control transmission terminal (1) is connected to the first fan (4), the
Two fans and heater (3).
2. the automatic Temperature and Humidity Control of a kind of high-tension switch cabinet according to claim 1 protects data acquisition device, feature
It is, the second temperature sensor (11), the second humidity sensor (12) are respectively three, and the upside correspondence of each bus is set
Set a second temperature sensor (11) and second humidity sensor (12), and second temperature sensor (11) and second wet
Degree sensor (12) is fixed on the roof of cable vault (10).
3. the automatic Temperature and Humidity Control of a kind of high-tension switch cabinet according to claim 1 protects data acquisition device, feature
It is, second fan is arranged on the rear wall of cable vault (10).
4. the automatic Temperature and Humidity Control of a kind of high-tension switch cabinet according to claim 1 protects data acquisition device, feature
It is, first temperature sensor (5) and the first humidity sensor (8) are located in same level.
5. the automatic Temperature and Humidity Control of a kind of high-tension switch cabinet according to claim 1 protects data acquisition device, feature
It is, the second temperature sensor (11), the second humidity sensor (12), light sensor (6) and smoke sensor device (7)
In same level.
6. the automatic Temperature and Humidity Control of a kind of high-tension switch cabinet according to claim 1 protects data acquisition device, feature
It is, intelligence non-electric quantity protection control transmission terminal (1) includes main control module, and power supply mould is connected on main control module
Block, liquid crystal human-computer interface module, Temperature and Humidity module, dynamic analog indicating module, temperature and Humidity Control module, communication module and
HV live displaying, self-test, electrical verification and nuclear phase module；
The main control module: for receiving the first temperature sensor (5), the first humidity sensor (8), second temperature sensor
(11), the non-electric quantity information of the second humidity sensor (12), light sensor (6) and smoke sensor device (7), while basis
Information control the first fan (4), the second fan and heater (3) are received, and will receive in information and send communication module；
The power module: for being master control module for power supply；
The liquid crystal human-computer interface module: for reflecting various non-electric quantity real time datas, while for issuing event in failure
Barrier warning, while for communications parameter, movement definite value, non-electric quantity switch trip parameter to be arranged；
The Temperature and Humidity module: for by being distributed in the indoor temperature sensor of busbar room, cable and humidity sensor
Temperature and humidity value in different spaces is detected；
The dynamic analog indicating module: it is used for real-time reception device location state, and is shown；
The temperature and Humidity Control module: for receiving the signal of Temperature and Humidity module, and according to temperature and humidity real time data to
One fan (4), the second fan and heater (3) are controlled；
The communication module: for data of the Temperature and Humidity module to be uploaded to the control of whole station non-electric quantity data monitoring by 485 communication ports
Platform；
The HV live displaying, self-test, electrical verification and nuclear phase module: whether electricity is had for real-time display high-voltage board line side
Whether pressure, high pressure sensor and overvoltage protector, which pass to intelligent non-electric quantity protection control for route band power information, transmits eventually
End.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821032856.7U CN208689459U (en) | 2018-07-02 | 2018-07-02 | A kind of automatic Temperature and Humidity Control protection data acquisition device of high-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821032856.7U CN208689459U (en) | 2018-07-02 | 2018-07-02 | A kind of automatic Temperature and Humidity Control protection data acquisition device of high-tension switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208689459U true CN208689459U (en) | 2019-04-02 |
Family
ID=65879679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821032856.7U Active CN208689459U (en) | 2018-07-02 | 2018-07-02 | A kind of automatic Temperature and Humidity Control protection data acquisition device of high-tension switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208689459U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646826A (en) * | 2018-07-02 | 2018-10-12 | 国家电网有限公司 | A kind of closed high-voltage board intelligence non-electric quantity protection controlling transmission terminal installation |
| CN110363951A (en) * | 2019-08-08 | 2019-10-22 | 广东电网有限责任公司 | Intelligent safety monitor of telecommunication suitable for switchgear |
| CN110471467A (en) * | 2019-08-08 | 2019-11-19 | 浙江浙能嘉华发电有限公司 | Intelligent temperature protecting method and its system |
| CN111781975A (en) * | 2020-06-09 | 2020-10-16 | 吉林德蕴电气集团股份有限公司 | Centralized temperature and humidity control system for prefabricated cabin transformer substation |
-
2018
- 2018-07-02 CN CN201821032856.7U patent/CN208689459U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646826A (en) * | 2018-07-02 | 2018-10-12 | 国家电网有限公司 | A kind of closed high-voltage board intelligence non-electric quantity protection controlling transmission terminal installation |
| CN110363951A (en) * | 2019-08-08 | 2019-10-22 | 广东电网有限责任公司 | Intelligent safety monitor of telecommunication suitable for switchgear |
| CN110471467A (en) * | 2019-08-08 | 2019-11-19 | 浙江浙能嘉华发电有限公司 | Intelligent temperature protecting method and its system |
| CN111781975A (en) * | 2020-06-09 | 2020-10-16 | 吉林德蕴电气集团股份有限公司 | Centralized temperature and humidity control system for prefabricated cabin transformer substation |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20240626 Address after: 100032 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Patentee after: STATE GRID CORPORATION OF CHINA Country or region after: China Patentee after: Weinan power supply company of State Grid Shaanxi Electric Power Co.,Ltd. Patentee after: National Network (Xi'an) Environmental Protection Technology Center Co.,Ltd. Address before: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee before: STATE GRID CORPORATION OF CHINA Country or region before: China Patentee before: STATE GRID SHAANXI ELECTRIC POWER COMPANY, WEINAN POWER SUPPLY CO. |