CN102185386A - Device for comprehensively monitoring working environment of intelligent transformer station based on distributed network - Google Patents

Device for comprehensively monitoring working environment of intelligent transformer station based on distributed network Download PDF

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CN102185386A
CN102185386A CN2011101421057A CN201110142105A CN102185386A CN 102185386 A CN102185386 A CN 102185386A CN 2011101421057 A CN2011101421057 A CN 2011101421057A CN 201110142105 A CN201110142105 A CN 201110142105A CN 102185386 A CN102185386 A CN 102185386A
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module
temperature humidity
central processing
control
processing module
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CN102185386B (en
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范荣全
李琪林
吴家林
高宏宇
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CHENGDU RONGYAO TECHNOLOGY Co Ltd
State Grid Sichuan Electric Power Co Ltd
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CHENGDU RONGYAO TECHNOLOGY Co Ltd
State Grid Sichuan Electric Power Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16Electric power substations
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/242Home appliances
    • Y04S20/244Home appliances the home appliances being or involving heating ventilating and air conditioning [HVAC] units

Abstract

The invention discloses a device for comprehensively monitoring the working environment of an intelligent transformer station based on a distributed network. The device comprises a central processing module, a temperature-humidity acquisition module, a learning control module and a data transmission module, wherein the temperature-humidity acquisition module, the learning control module and the data transmission module are connected with the central processing module; the temperature-humidity acquisition module is used for acquiring temperature-humidity information; the learning control module is used for learning key codes of an air conditioner remote controller and transmitting a control signal to temperature-humidity regulating equipment; the data transmission module is used for transmitting temperature-humidity information and alarm information, receiving a control command and forwarding the control command to the central processing module; and the central processing module is used for receiving, processing and transmitting every relevant information and controlling the work of the temperature-humidity acquisition module, the learning control module and the data transmission module. The device has temperature-humidity monitoring, controlling and regulating functions and very high reliability and is very easy for use.

Description

Intelligent substation operational environment integrated monitoring apparatus based on distributed network
Technical field
The invention belongs to intelligent substation environment temperature and humidity monitoring field, relate to a kind of intelligent substation operational environment integrated monitoring apparatus, relate in particular to a kind of humiture monitoring and intelligent substation operational environment integrated monitoring apparatus of controlling the adjustment function of having concurrently.
Background technology
The unattended duty intelligent substation may be owing to the intelligent substation equipment work is unusual, weather, natural calamity, fire etc. cause in the intelligent substation local ambient temperature and humidity unusual in when operation.These situations can cause the unusual or damage of intelligent substation equipment work usually, might bring a large amount of losses.Therefore need a kind of device that the environment temperature and humidity in the intelligent substation is monitored, and equipment such as air-conditioning draught fan are controlled by data monitored, need simultaneously the data of monitoring and control are sent to far-end, or the control command of reception remote side administration system, the devices such as air-conditioning draught fan that connected are controlled.The value of traditional temperature and humidity sensing device intelligence real time record humiture, and send to external system; Perhaps set the humiture alarming threshold, when humiture exceeds standard, send alarm information to external system.Traditional humiture monitoring device does not have the ability of control, needs to send alarm information to external system, after being judged by external system, via other controller equipment such as air-conditioning, blower fan is controlled.This humiture monitoring device does not meet in the transformer station or other application scenarioss higher to reliability requirement.Lost efficacy when uploading communication link; traditional temperature and humidity monitoring system is owing to can not obtain on-the-spot humiture information; and can not the temperature and humidity control device (blower fan air-conditioning etc.) at scene effectively be controlled; may cause ambient temperature and humidity out of control; and then may cause the unusual or damage of intelligent substation equipment work, bring a large amount of losses.This shows, existing temperature humidity monitoring device, the function of the humiture of only having monitoring, and do not have the ability that humiture is adjusted in control, and all there is bigger problem aspect reliability and the ease for use, be not suitable for the requirement of intelligent substation.
Summary of the invention
At above-mentioned deficiency, technical problem to be solved by this invention is to provide a kind of and has the humiture monitoring concurrently and control the substation temperature humidity intelligent monitor system of adjusting function.
Adjust function in order to make substation temperature humidity intelligent monitor system have the humiture monitoring concurrently with control.The basic ideas that the present invention adopts are: the temperature humidity acquisition module, study control module, the data transmission module that central processing module are set and are connected with central processing module.Set alarm conditions and corresponding control strategy in advance.When humiture taking place cross the border, the air-conditioning or the blower fan that can ACTIVE CONTROL be attached thereto report result to external system then; If network is obstructed, can temporary cache as a result be treated to upload behind the network recovery again.Simultaneously, the control that also can receive external system is controlled the blower fan or the air-conditioning that are attached thereto.
Specifically comprise:
Central processing module and the temperature humidity acquisition module, study control module, the data transmission module that are connected with described central processing module;
Described temperature humidity acquisition module is gathered the temperature humidity information of surrounding environment and temperature humidity information is sent to central processing module;
Described study control module is connected with the temperature humidity conditioning equipment, and the air-conditioning remote control key is learnt and this air-conditioning remote control key is sent to central processing module; The instruction of sending according to central processing module transmits control signal to the temperature humidity conditioning equipment, the operating state of control temperature humidity conditioning equipment;
Described data transmission module is connected with external system, is used for and the external system communication, sends temperature humidity information to external system, and warning information; Receive the control that external system sends and instruction is set and is forwarded to central processing module;
Described central processing module receives the temperature humidity information that the temperature humidity acquisition module is gathered, and is sent to data transmission module after the processing, if temperature humidity information in the preset alarm scope, also sends a warning message to data transmission module; The control that is sent by external system that receives that data transmission module transmits and instruction is set is sent to study control module after the processing; The control code of air-conditioning commonly used has been preserved in inside, receives the air-conditioning remote control key of study control module transmission, handles also storing, and prepares against when controlling corresponding air-conditioning in the future and calls, and when calling air-conditioning corresponding instruction is sent to study control module.
Also comprise the equipment work feedback module; Described equipment work feedback module is connected with central processing module, to the ruuning situation of temperature humidity conditioning equipment detect and with detected feedback information to central processing module; Described central processing module receives this information and carries out respective handling.
Described equipment work feedback module comprises current transformer, the power line phase line of each temperature humidity conditioning equipment is passed a current transformer respectively, described current transformer carries out current detecting to the power line phase line of temperature humidity conditioning equipment, knows the operating state of temperature humidity conditioning equipment according to the situation of power line phase line current.
Described equipment work feedback module comprises the comparative voltage set parts, and described comparative voltage set parts comprises amplifier, comparator and a variable resistor, can set the comparative voltage threshold by regulating described variable resistor.
Described temperature humidity conditioning equipment comprises air-conditioning; Described study control module comprises infrared receiving module, and described infrared receiving module is used for the air-conditioning remote control key is learnt; The control code that air-conditioning commonly used has been preserved in described central processing module inside; When the built-in inoperative situation of air-conditioning identification code of some air-conditioning occurring, can use described infrared receiving module to receive the infrared key that sends of air-conditioning remote control, and be kept in the central processing module, so that central processing module calls in the future.
Further comprise display module, described display module is connected with described central processing module, receive the operating state relevant information that central processing module sends, show the operating state of current temperature humidity value, temperature humidity conditioning equipment, the state of temperature humidity conditioning equipment output control and relevant warning information etc. according to the information that receives.
Behind described central processing module is built-in http server, device and extraneous networking, the browser by a client can be provided with system easily, as temperature threshold values, humidity threshold value, relevant linkage strategy or the like are set.
Described study control module comprises infrared receiving module, infrared transmission module, the air-conditioning remote control key is learnt and this air-conditioning remote control key is sent to central processing module by described infrared receiving module; The instruction of being sent according to central processing module by described infrared transmission module transmits control signal to the temperature humidity conditioning equipment, the operating state of control temperature humidity conditioning equipment.
Described device comprises third party's devices such as gate inhibition, alarm, described temperature humidity conditioning equipment comprises blower fan, described study control module comprises the switching value output interface, described switching value output interface is connected with blower fan, and output is to the control information of blower fan, to the control information of third party's devices such as gate inhibition, alarm.
The threshold value of described device central processing module inner setting and the alarm of storage temperature humidity, and Control Parameter such as corresponding linkage strategy, behind the analysis temperature humidity data, send temperature humidity information by described data transmission module to external system, receive the configuration control command of external system and the action of temperature humidity conditioning equipment is controlled according to the configuration control command; If do not receive the configuration control command of external system then the action of temperature humidity conditioning equipment controlled according to the interlock control command that temperature humidity data and original default Control Parameter are sent corresponding temperature humidity conditioning equipment automatically.
The present invention will combine the monitoring of the humiture at scene and effective control to the temperature and humidity control device (blower fan air-conditioning etc.) at scene, well having solved traditional humiture monitoring device can only monitor and can not control the problem that the reliability brought and ease for use aspect exist, have good reliability and ease for use, can well satisfy the instructions for use of intelligent substation.
Description of drawings
Fig. 1 substation temperature humidity intelligence monitoring and controlling device principle sketch;
The structure diagram of a kind of embodiment of Fig. 2 substation temperature humidity intelligence monitoring and controlling device;
A kind of embodiment central processing module of Fig. 3 substation temperature humidity intelligence monitoring and controlling device circuit diagram;
A kind of embodiment Temperature Humidity Sensor of Fig. 4 substation temperature humidity intelligence monitoring and controlling device circuit diagram;
A kind of embodiment air-conditioning of Fig. 5 substation temperature humidity intelligence monitoring and controlling device infrared control schematic diagram;
A kind of embodiment air-conditioning of Fig. 6 substation temperature humidity intelligence monitoring and controlling device infrared learning schematic diagram;
A kind of embodiment switching value control of Fig. 7 substation temperature humidity intelligence monitoring and controlling device output map;
A kind of embodiment ethernet interface circuit of Fig. 8 substation temperature humidity intelligence monitoring and controlling device figure;
A kind of embodiment RS232 of Fig. 9 substation temperature humidity intelligence monitoring and controlling device interface circuit figure;
A kind of embodiment RS485 of Figure 10 substation temperature humidity intelligence monitoring and controlling device interface circuit figure;
A kind of embodiment equipment work of Figure 11 substation temperature humidity intelligence monitoring and controlling device feedback module fundamental diagram;
A kind of embodiment light-emitting diode display of Figure 12 substation temperature humidity intelligence monitoring and controlling device circuit diagram;
A kind of embodiment power supply of Figure 13 substation temperature humidity intelligence monitoring and controlling device power supply the principle figure.
Embodiment
Further understanding for the ease of to invention is described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
In the substation temperature humidity intelligent monitor system sketch of Fig. 1, the hardware system structure of intelligent substation environment temperature and humidity monitoring and the transmission direction of data are provided, the hardware system course of work of intelligent substation environment temperature and humidity monitoring have been described below in conjunction with the embodiment of Fig. 2.
Substation temperature humidity intelligent monitor system comprises supply module, temperature humidity acquisition module, study control module, data transmission module, equipment work feedback module, display module and central processing module.Temperature humidity acquisition module, study control module, data transmission module, equipment work feedback module, display module all are connected with central processing module.
Supply module provides electric power as working power for the whole system operation, does not draw in the embodiment of Fig. 2.
The temperature humidity acquisition module is used to monitor the temperature humidity of current environment, and the temperature humidity acquisition module is connected with central processing module, temperature humidity information is sent to central processing module after collecting the temperature humidity information of surrounding environment.In the embodiment of Fig. 2, adopted humidity temperature pickup as the temperature humidity acquisition module.
Study control module is connected with central processing module, and is connected with air-conditioning, blower fan and precision air conditioner equitemperature Humidity regulating equipment.Can learn and this air-conditioning remote control key is sent to central processing module to preserve to the air-conditioning remote control key; The instruction of sending according to central processing module is to air-conditioning, blower fan and precision air conditioner equitemperature Humidity regulating equipment sending controling instruction, the operating state of control air-conditioning, blower fan and precision air conditioner equitemperature Humidity regulating equipment.In the embodiment of Fig. 2, study control module comprises infrared receiving module, infrared transmission module, RS232 interface, RS485 interface, switching value output interface.Infrared receiving module is used for the air-conditioning remote control key is learnt, and after the study this air-conditioning remote control key is sent to central processing module.The control code of air-conditioning commonly used has been preserved in central processing module inside, when running into the built-in air-conditioning identification code of some air-conditioning inoperative the time, can use this infrared receiving module to receive the infrared key that sends of air-conditioning remote control, and be kept among the nonvolatile memory ROM of central processing module inside, so that central processing module calls in the future.Infrared transmission module is used to simulate the remote control working method of air-conditioning/blower fan, and the instruction of sending according to central processing module transmits control signal to air-conditioning/blower fan, the various operating states of control air-conditioning/blower fan.RS232 interface, RS485 interface are used for the control to precision air conditioner.The start-stop of switching value Output Interface Control blower fan.
Data transmission module is connected with central processing module, is used for and the external system communication, sends the temperature humidity monitor value to external system, and warning information perhaps receives external system and sends control and instruction is set.What data transmission module adopted in the embodiment of Fig. 2 is Ethernet interface.
Display module is connected with central processing module, receive the operating state relevant information that central processing module sends, show the state of output control of each switching value output interface of the operating state of current temperature humidity value, air-conditioning and precision air conditioner and control blower fan according to the information that receives.In the embodiment of Fig. 2, display module comprises light-emitting diode display, LED light, and light-emitting diode display is used to show current temperature humidity value, and the operating state of device.LED light is used to show the state of each switching value Output Interface Control.
The equipment work feedback module is connected with central processing module, and whether working properly, testing result is fed back to central processing module if detecting air-conditioning, blower fan and precision air conditioner equitemperature Humidity regulating equipment.If there is equipment work undesired, then testing result feedback back sends corresponding warning information by central processing module to external system.
Central processing module is connected with above-mentioned each module, transmission, reception, processing relevant information, the work of above-mentioned each module of control.Central processing module reads the temperature humidity parameter of temperature humidity acquisition module in real time, and is sent to external system by data transmission module.The threshold value that central processing module inside can be set and storage temperature humidity is alarmed, and corresponding linkage strategy.In the embodiment of Fig. 2, central processing module adopts the STM32 processor.When temperature humidity has surpassed predefined threshold value, central processing module can come the corresponding switching value output interface of On/Off according to the linkage strategy of internal storage, controls the start-stop of outside blower fan; Simultaneously, control the operating state of air-conditioning by infrared transmission module; Operating state by RS232 interface, RS485 interface control precision air conditioner; Send alarm information and operating result by Ethernet interface to external system simultaneously.To the STM32 processor, the STM32 processor is by the start-stop of switching value Output Interface Control blower fan by the Ethernet interface sending controling instruction for external system; Perhaps control the state of air-conditioning by infrared transmission module; Perhaps control the operating state of precision air conditioner by RS232 interface, RS485 interface.In addition, the STM32 processor is a built-in http server (not drawing among Fig. 2), after this temperature humidity intelligent monitor system networking, the browser by a client can be provided with system easily, as temperature threshold values, humidity threshold value, relevant linkage strategy or the like are set.
The temperature humidity acquisition module can adopt Temperature Humidity Sensor to realize, in the embodiment of Fig. 2, Temperature Humidity Sensor is made of U4 among Fig. 4 (SHT11) Temperature Humidity Sensor.The STM32 processor by the I2C bus also be among Fig. 3 PB10, PB11 port respectively with Fig. 4 in the corresponding connection of SCL, SDA port, control SHT11 carries out ambient temperature, humidity conversion, and obtains the transformation result from SHT11.Calculate current relative ambient temperature, humidity through calculation procedure by STM32 processor inside.Behind the STM32 processor analysis temperature humidity data, send the interlock control command of devices such as corresponding air-conditioning draught fan according to the temperature humidity data.Air-conditioning control sends the air-conditioning control command by the IR_T of PB6 in Fig. 5 that uses STM32 processor among Fig. 3, and by Q9 control D7, D9, three infrared transmitting tube emissions of D9 remote control control data, utilize the infrared data transmission means, the mode of simulation air-conditioning remote control work is opened, is closed, temperature, action such as freezes, heats and control air-conditioning.Possess the self-teaching memory function simultaneously, can remember, when running into analogue, also can directly air-conditioning be adjusted to the working method of being remembered in the future, to save the processing time the Control Parameter that has set.The STM32 processor receives the air-conditioning remote control data of obtaining from the U5 among Fig. 6 by the IR_R that the PA0 among Fig. 3 is connected among Fig. 5, and these data are analyzed and stored.Relay dry contact type of drive is adopted in switching value output, the OCON among Fig. 3 in the PE12 connection layout 7 of STM32 processor, and, on SOUTA and SOUTB, export control signal in the dry contact mode through the work of ULN2803 driver drives K4 relay.For example blower fan control is exactly directly by the control information of switching value output interface output to the opening and closing of blower fan.Simultaneously, the switching value output interface can also be controlled other third party's device, for example gate inhibition, all kinds of alarms etc. simultaneously.Ethernet interface is made of the U1 among Fig. 8, RJ1.U1 uses the ENC28J60 ethernet controller, and RJ1 is a 10/100M network port integrated network transformer.The PA4 of STM32 processor, PA5, PA6, PA7, PC1, PC2 port are connected with S1NSS, S1CK, S1SO, S1SI, INT0, INT1 port among Fig. 8 respectively among Fig. 3, finish communicating by letter of STM32 processor and Ethernet interface.Resistance R 16, R17 show that for ethernet port LED provides current limliting among Fig. 8, and are connected demonstration Ethernet operating state with U1 by LEDA, LEDB.The STM32 processor is sent to external system by the control Ethernet interface with ambient temperature, humidity information, receives the configuration control command of external system.The present invention can realize work and two kinds of patterns of Long-distance Control work automatically.The RS232 interface adopts the U13 among Fig. 9 to realize.The serial ports 1 of STM32 processor also is that PA9, the PA10 among Fig. 3 also is that TXD1, RXD1 among Fig. 9 is connected with the RS232 interface respectively, realizes the serial communication of S232 interface.RS232 communication input and output connect by the RX among Fig. 9, TX port, can be used for the expansion of RS232 interface and the access of original intelligent substation temperature humidity harvester.The RS485 interface adopts the U12 among Figure 10 to realize.The serial ports 2 of STM32 processor also is that PA2, PA3, the PA8 among Fig. 3 also is that TXD2, RXD2, SP_EN among Figure 10 is connected with the RS485 interface respectively, realize the serial communication of S485 interface, the information input and output of RS485 interface realize by the RS485_A among Figure 10, RS485_B port.Can be used for the expansion of RS485 interface and to the access of original intelligent substation temperature humidity harvester.
The realization principle of equipment work feedback module is: by the power line phase line that detects air-conditioning, blower fan, precision air conditioner equitemperature Humidity regulating equipment whether the electric current operation is arranged, whether air-conditioning, blower fan, precision air conditioner equitemperature Humidity regulating equipment are worked and judged.In Figure 11, CT1 is current transformer (LCTA2DCC), and current ratio is 5A: 5mA; The power line phase line of each temperature humidity conditioning equipment is passed a current transformer (LCTA2DCC) respectively.In the time of air-conditioning, blower fan, the work of precision air conditioner equitemperature Humidity regulating equipment, its power line phase line is at the output current of the secondary generation equal proportion of the current transformer that is passed (LCTA2DCC), and this electric current is transformed into a voltage through R2.U R2=I*R2。D2 is an avalanche diode, and it is can transient state not too high to be used for limiting the U1A input voltage, damages U1A.When air-conditioning, blower fan, the operation of precision air conditioner equitemperature Humidity regulating equipment, the power supply phase line current of this equipment of flowing through increases, and the output current increase at current transformer (LCTA2DCC) is created in the voltage U above the R2 R2Increase, after U1A (1: 2 direct current amplifier) amplification, relatively (comparative voltage of comparator is by R18, R9, R5, R6 decision to be input to the comparator of being made up of R18, R9, R5, R6 and U1B, R9 is a variable resistor, regulate R9 different comparative voltage thresholds can be set), if this moment, this temperature humidity conditioning equipment was worked, then the voltage on U1B 5 pin is higher than the benchmark voltage of 6 pin.Simultaneously, because of this temperature humidity conditioning equipment is worked, in the electric current increase of current transformer (LCTA2DCC) output, the voltage U on the R2 R2Rise, voltage on the U1B5 pin is higher than the benchmark voltage of U1B6 pin, at 7 pin output high level, this moment, Q2 was with conducting, relay work, connect switch value input interface IN3 by relay, expansion is to the status switch amount input function of temperature humidity conditioning equipment and other relevant devices such as gate inhibition, alarm etc.By IN3 and state of 12V input, when the peripheral hardware switch is closed condition, U14 is by the PG9 of low level of CHECK3 output to STM32 processor among Fig. 3, and when the peripheral hardware switch was open mode, U14 gave the PG9 of STM32 processor among Fig. 3 by high level of CHECK3 output.The STM32 processor is carried out corresponding response according to current configuring ports.In addition, current sense can be realized with Hall current sensor, but the cost height is elegant big in AC measurment.U1A amplifier and U1B comparator also can be substituted by the current detecting chip of special use, and this kind scheme need use CPU to calculate electric current, the cost height, and feedback speed is slow.
Demonstration and operation of entire equipment state that light-emitting diode display is finished the temperature humidity data show.Adopt 8 sections charactrons in an embodiment, have characteristic highlighted, that visual range is far away, angle is big.Ports such as the PF11 of STM32 processor, PF12, PF13, PF14, PD0, PD1, PD2, PD3 are connected with D1, D2, D3, D4, D5, D6, ports such as D7, D8 among Figure 12 respectively among Fig. 3, obtain the sweep signal of light-emitting diode display, PF0, PF1 among STM32 processor Fig. 3, PF2, PF3, PF4, PF5, ports such as PF6, PF7 respectively with Figure 13 in DS_a, DS_b, DS_c, DS_d, DSe, DS_f, the corresponding connections of port such as DS_g, DS_dp, obtain the data transfer signals of light-emitting diode display.
Supply module is connected to J3 by J2 by the input of the J1 among Figure 13 220V AC power and provides power supply for system after two AC/DC modules of U1, U2.P1 provides 3.3V voltage for central processing module, and P2 provides isolation voltage for RS232, RS485.D10 indicates current system power supply state, and is bright for powering on, and goes out for not powering on.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and carry out by calculation element, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
Certainly, the present invention also can have other various embodiments, under the situation that does not deviate from spirit of the present invention and essence thereof, even the execution sequence of each step is changed, all belongs to protection scope of the present invention.Those of ordinary skill in the art can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.

Claims (10)

1. a substation temperature humidity intelligence monitoring and controlling device comprises central processing module and the temperature humidity acquisition module, study control module, the data transmission module that are connected with described central processing module;
Described temperature humidity acquisition module is gathered the temperature humidity information of surrounding environment and temperature humidity information is sent to central processing module;
Described study control module is connected with the temperature humidity conditioning equipment, and the air-conditioning remote control key is learnt and this air-conditioning remote control key is sent to central processing module; The instruction of sending according to central processing module transmits control signal to the temperature humidity conditioning equipment, the operating state of control temperature humidity conditioning equipment;
Described data transmission module is connected with external system, is used for and the external system communication, sends temperature humidity information to external system, and warning information; Receive the control that external system sends and instruction is set and is forwarded to central processing module;
Described central processing module receives the temperature humidity information that the temperature humidity acquisition module is gathered, and is sent to data transmission module after the processing, if temperature humidity information in the preset alarm scope, also sends a warning message to data transmission module; The control that is sent by external system that receives that data transmission module transmits and instruction is set is sent to study control module after the processing; The control code of air-conditioning commonly used has been preserved in inside, receives the air-conditioning remote control key of study control module transmission, handles also storing, and prepares against when controlling corresponding air-conditioning in the future and calls, and when calling air-conditioning corresponding instruction is sent to study control module.
2. device as claimed in claim 1 is characterized in that, also comprises the equipment work feedback module; Described equipment work feedback module is connected with central processing module, to the ruuning situation of temperature humidity conditioning equipment detect and with detected feedback information to central processing module; Described central processing module receives this information and carries out respective handling.
3. device as claimed in claim 2, it is characterized in that, described equipment work feedback module comprises current transformer, the power line phase line of each temperature humidity conditioning equipment is passed a current transformer respectively, described current transformer carries out current detecting to the power line phase line of temperature humidity conditioning equipment, knows the operating state of temperature humidity conditioning equipment according to the situation of power line phase line current.
4. device as claimed in claim 3, it is characterized in that, described equipment work feedback module comprises the comparative voltage set parts, and described comparative voltage set parts comprises amplifier, comparator and a variable resistor, can set the comparative voltage threshold by regulating described variable resistor.
5. device as claimed in claim 1 is characterized in that, described temperature humidity conditioning equipment comprises air-conditioning; Described study control module comprises infrared receiving module, and described infrared receiving module is used for the air-conditioning remote control key is learnt; The control code that air-conditioning commonly used has been preserved in described central processing module inside; When the built-in inoperative situation of air-conditioning identification code of some air-conditioning occurring, can use described infrared receiving module to receive the infrared key that sends of air-conditioning remote control, and be kept in the central processing module, so that central processing module calls in the future.
6. device as claimed in claim 1, it is characterized in that, further comprise display module, described display module is connected with described central processing module, receive the operating state relevant information that central processing module sends, show the operating state of current temperature humidity value, temperature humidity conditioning equipment, the state of temperature humidity conditioning equipment output control and relevant warning information etc. according to the information that receives.
7. device as claimed in claim 1, it is characterized in that, described central processing module is built-in http server, after device is networked with the external world, browser by a client can be provided with system easily, as temperature threshold values, humidity threshold value, relevant linkage strategy or the like are set.
8. device as claimed in claim 1, it is characterized in that, described study control module comprises infrared receiving module, infrared transmission module, the air-conditioning remote control key is learnt and this air-conditioning remote control key is sent to central processing module by described infrared receiving module; The instruction of being sent according to central processing module by described infrared transmission module transmits control signal to the temperature humidity conditioning equipment, the operating state of control temperature humidity conditioning equipment.
9. device as claimed in claim 1, it is characterized in that, described device comprises third party's devices such as gate inhibition, alarm, described temperature humidity conditioning equipment comprises blower fan, described study control module comprises the switching value output interface, described switching value output interface is connected with blower fan, and output is to the control information of blower fan, to the control information of third party's devices such as gate inhibition, alarm.
10. device as claimed in claim 1, it is characterized in that, the threshold value of described device central processing module inner setting and the alarm of storage temperature humidity, and Control Parameter such as corresponding linkage strategy, behind the analysis temperature humidity data, send temperature humidity information by described data transmission module to external system, receive the configuration control command of external system and the action of temperature humidity conditioning equipment is controlled according to the configuration control command; If do not receive the configuration control command of external system then the action of temperature humidity conditioning equipment controlled according to the interlock control command that temperature humidity data and original default Control Parameter are sent corresponding temperature humidity conditioning equipment automatically.
CN201110142105.7A 2011-05-30 2011-05-30 Device for comprehensively monitoring working environment of intelligent transformer station based on distributed network Expired - Fee Related CN102185386B (en)

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CN104515244A (en) * 2013-09-26 2015-04-15 珠海格力电器股份有限公司 Air conditioner remote controller, air conditioner remote control system and method
CN103837197B (en) * 2014-03-18 2016-09-14 昆明理工大学 A kind of continual humiture observation system and method
CN103837197A (en) * 2014-03-18 2014-06-04 昆明理工大学 System and method for continuously monitoring temperature and humidity
CN103869787A (en) * 2014-03-24 2014-06-18 南京信息职业技术学院 Transformer substation room temperature and humidity monitoring system on basis of XML
CN103905564A (en) * 2014-04-18 2014-07-02 杨旭 Internet-RFID/ IR conversion control system
CN104199497A (en) * 2014-05-14 2014-12-10 周志斌 Environmental improvement equipment monitoring device and method
CN104133510A (en) * 2014-08-05 2014-11-05 江苏高远电力科技有限公司 Transformer substation indoor environment remote monitoring system
CN104407648A (en) * 2014-10-02 2015-03-11 朱六璋 Transformer substation automatic protection system
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CN105278593A (en) * 2015-11-17 2016-01-27 国网青海省电力公司检修公司 Intelligent humiture and ventilation controller for transformer station workshop
CN105469532A (en) * 2015-12-10 2016-04-06 东华大学 A substation box temperature monitoring antitheft alarm system based on video monitoring
CN105469532B (en) * 2015-12-10 2017-12-22 东华大学 A kind of power transformation box temperature monitoring anti-theft alarm system based on video monitoring
CN106208380A (en) * 2016-08-22 2016-12-07 成都众乐泰科技有限公司 A kind of simple numerical control system
CN106444545A (en) * 2016-11-10 2017-02-22 国网山东省电力公司昌邑市供电公司 Transformer substation environment real-time monitoring and regulating device
CN106444545B (en) * 2016-11-10 2018-12-07 国网山东省电力公司昌邑市供电公司 Substation real time monitoring and regulation device
CN108040235A (en) * 2018-01-16 2018-05-15 北京海蓝特科技有限公司 A kind of intelligent sensing controller and control method

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