CN101800443B - Electric power on-site monitoring equipment - Google Patents
Electric power on-site monitoring equipment Download PDFInfo
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- CN101800443B CN101800443B CN 201010144470 CN201010144470A CN101800443B CN 101800443 B CN101800443 B CN 101800443B CN 201010144470 CN201010144470 CN 201010144470 CN 201010144470 A CN201010144470 A CN 201010144470A CN 101800443 B CN101800443 B CN 101800443B
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Abstract
The invention relates to electric power on-site monitoring equipment which adopts a pluggable distributed structure. The electric power on-site monitoring equipment comprises one or more chassises and chassis backboard circuit board(s) and communication connectors among the chassises, wherein each chassis comprises a communication processing board based on an ARM (Advanced RISC Machine) processor, one or more analog quantity processing boards based on a DSP ( Digital Signal Processor), one or more state quantity and switching quantity processing boards based on the DSP, one or more interface boards matched with the current signal or the voltage signal conversion and isolation of the analog quantity processing board, one or more interface boards matched with the isolation state and the switching of the state quantity and switching quantity processing board(s) and a power panel which supplies power for the chassis equipment and can charge and discharge storage batteries. According to the electric power on-site monitoring equipment, the requirements on railway construction in China are sufficiently satisfied; multi-CPU (Central Processing Unit) distributed computation and high-density acquisition satisfy the demands of the on-site capacity; the electric power on-site monitoring equipment has a fault recording function and effectively distinguishes fault properties; and multi-stage isolation access satisfies the requirements on the on-site strong electromagnetic field environment and is safe and reliable.
Description
Technical field
The present invention relates to the power monitoring field; Be particularly related to a kind of electric power on-site monitoring equipment, said electric power on-site monitoring equipment possesses that the parameters of electric power high precision collecting is reliably controlled with record ripple, power equipment, standard ethernet communication and functions such as route, remote maintenance and renewal, equipment plate plug and play.
Background technology
Need the needs with the development of national passenger traffic speed rail in order to respond policy that country increases domestic demand, need be to railway power equipment in the along the line and train station carry out remote monitoring and local automation is controlled.In traditional technology, normally at the equipment that an electric power signal monitoring is installed on the spot, and this equipment possesses communication function.Yet RTU (remote-terminal unit) equipment in the existing product both domestic and external can not or can not well have been supported the needs of railway construction in China at present.In these equipment, the huge installation of the equipment volume that has is inconvenient; The equipment dependability that has is low
, precision is not enough, does not have the failure wave-recording function, accurately failure judgement character; The place capacity that has is not enough, can not satisfy the railway demand; The equipment that has can not insert the equipment of on-the-spot electronic instrument and so on etc.Thereby, a kind of electric power on-site monitoring equipment that satisfies the railway construction in China needs of current urgent need.
Summary of the invention
For solving existing problem and other technologies problem in the background technology, designed the present invention.
The present invention provides a kind of electric power on-site monitoring equipment, and it adopts and can plug distributed frame, and said electric power on-site monitoring equipment comprises: one or more cabinets and cabinet backplane circuit board, and communication connector between cabinet; And each cabinet comprises: the communication disposable plates based on arm processor; One or more analog quantity disposable plates based on DSP; One or more quantity of state and switching value disposable plates based on DSP; Conversion of the current signal of one or more cooperation analog quantity disposable plates or voltage signal and the interface board of isolating, the interface board of one or more mated condition amounts and switching value disposable plates isolation and switch, one can be the power panel of accumulator cell charging and discharging to the cabinet power devices; Said communication disposable plates, analog quantity disposable plates and quantity of state switching value disposable plates all are respectively the intelligent plates that contains a CPU processor; Wherein said communication disposable plates is connected with other intelligent plates through communication connector between cabinet back plane circuitry and cabinet; So that collaborative work between a plurality of CPU, the power state that said analog quantity disposable plates and/or quantity of state and switching value disposable plates based on DSP gathered through cabinet back plane circuitry monitoring said interface board nearby; Said electric power on-site monitoring equipment comprises four layers of Technical Architecture such as physical layer, acquisition process layer, core business layer and integrated service layer; Wherein, ground floor is a physical layer, comprises various physical hardware interfaces, mainly inserts and nurse one's health external signal; The second layer is the acquisition process layer, mainly is that the collection driving and the communication interface of each physical interface drives, and handles through this layer, and measure and control device obtains the digitalized data of external physical signal; The 3rd layer is the core business layer, mainly manages to the image data handled and with database, and the communication process of each communication interface is controlled, and collection and control task are dispatched; The 4th layer is the integrated service layer, and the applied environment that is primarily aimed at measure and control device carries out corresponding data map and graphical display, and making the data fit demands of applications that finally shows and provide provides a distant place and locality to carry out the system management of measure and control device simultaneously.
Optional, said cabinet and cabinet backplane circuit board are supporting use, can be according to on-the-spot needs customization overall dimension.
Optional, said electric power on-site monitoring equipment cabinet inside circuit adopts modularized design, and each module independently becomes a functional unit, and cabinet provides module interface, and each module is connected into a system.
Optional, the module of said electric power on-site monitoring equipment cabinet inside comprises: communication primary module, electric current and voltage acquisition module; The remote measurement processing module, remote signalling acquisition module, remote signalling remote control processing module; Remote control output module and power module, said each module is arranged on each related circuit plate.
Optional; Said communication primary module is responsible for the communication between said electric power on-site monitoring equipment and main website and other equipment; With the processing of the transfer of data and the said electric power on-site monitoring equipment built-in system data of dsp chip, this communication primary module disposes multiple communication interface; Said electric current and voltage acquisition module is responsible for the collection of field engineering data; Said remote measurement processing module includes a DSP central processing unit chip and two A/D conversion chips; This module is used for the telemetry of processing collected; With the Telemetering Data Processing computing of being gathered, obtain phase/line current, phase/line voltage, active power, reactive power, phase sequence, phase angle; Said remote signalling acquisition module is responsible for the supervision of quantity of state; Said remote signalling remote control processing module includes a DSP central processing unit chip, and this remote signalling remote control module is used to handle the input of remote signal module and the output of control remote control module; Said remote control output module is carried out the straighforward operation order that main website issues, the branch of remote control switch with close; Said power module is an electric supply installation.
Optional; Said electric current and voltage acquisition module is gathered 12 or 24 road alternating voltages, 12 or 24 road alternating currents; And 4 road direct current measurements, when gathering ac electric, this module is carried out inter-process computing with the collection modulation transfer of data to the A/D module of DSP through the instrument transformer isolation method; Said remote signalling acquisition module has 32 tunnel remote signalling binding posts, thereby realizes the function for monitoring of 32 quantity of states; Said remote control output module is realized 16 tunnel remote controls output; Said power module be input as AC/DC 220V or 110V, be output as DC27V.
Optional; Said communication primary module disposes 2 CAN fieldbus mouths; 3 RS232 communication serial ports and 3 RS485 communication serial ports; 2 10/100M Ethernet RJ45 network interfaces, and dispose the communications status lamp that is used for communication state displaying respectively corresponding to said CAN fieldbus mouth, RS232 communication serial ports and RS485 communication serial ports; Said electric current and voltage acquisition module includes to exchange gathers inlet wire outlet, current terminal, voltage terminal, direct current collection terminal, direct current common terminal; Said remote measurement processing module two CAN BUS field-bus interfaces of configuration and two 232/485 serial communication interfaces, and corresponding to each interface configuration corresponding communication status lamp; Said remote signalling acquisition module has direct current 24V lead-out terminal; Its output direct current 24V voltage; As inner remote signalling bus; The direct current 24V lead-out terminal of the direct current 24V lead-out terminal of each remote signal module and other remote signal modules is separate, and said remote signalling acquisition module comprises 32 tunnel remote signalling binding posts, remote signalling bus terminal and direct current 24V lead-out terminal; Said remote signalling remote control processing module disposes two CAN BUS field-bus interfaces, two 232/485 serial communication interfaces, and disposes running status lamp, communications status lamp and corresponding to the communications status lamp of said each interface of remote signalling remote control processing module; The lead-out terminal of said remote control output module independently uses, or form close/separating brake is to using, said remote control output module comprises remote control inlet wire outlet terminal, 16 tunnel remote control lead-out terminals and 24V dc output end.
Optional, said power module adopts AC power/storage battery power supply mode, and this module realizes former secondary isolation; Have charge function, can be to charge in batteries, battery is continual to the device power supply when AC dump; Has defencive function in addition to storage battery; When device normally moved, power module can charge to storage battery when interchange has electricity, was the power supply of this device simultaneously; When exchanging dead electricity, storage battery is supplied power to power module, zero switching time, power module is normally moved; When battery discharging when closing breakpoint, power module cuts off the output of storage battery, thus outage; When interchange re-powered, power module repeated to be charge in batteries; Said power module comprises alternating current-direct current 220V input terminal, dead electricity alarm terminal, battery discharging alarm terminal, direct current 24V lead-out terminal and battery terminal.
Optional, the quantity of said electric current and voltage terminal that acquisition module comprises can be provided with as required.
Optional, the said four layers of Technical Architecture of said electric power on-site monitoring equipment comprise: ground floor is a physical layer, comprises various physical hardware interfaces, mainly inserts and nurse one's health external signal; The second layer is the acquisition process layer, mainly is that the collection driving and the communication interface of each physical interface drives, and handles through this layer, and measure and control device obtains the digitalized data of external physical signal; The 3rd layer is the core business layer, mainly manages to the image data handled and with database, and the communication process of each communication interface is controlled, and collection and control task are dispatched; The 4th layer is the integrated service layer, and the applied environment that is primarily aimed at measure and control device carries out corresponding data map and graphical display, make finally show and provide according to meeting demands of applications; Provide a distant place and locality to carry out the system management of measure and control device simultaneously.According to electric power on-site monitoring equipment of the present invention, fully satisfied the needs of railway construction in China, and had these characteristics: modular arrangements, according to field demand configuration plate; Rack is installed, and various sizes have, and satisfy on-the-spot various situation; Many CPU Distributed Calculation satisfies monitoring effective demand; Multichannel, high-density acquisition satisfies on-the-spot capacity requirement; Possess the failure wave-recording function, effectively screen nature of trouble; Multi-stage isolation inserts, and satisfies on-the-spot strong-electromagnetic field environment needs, and is safe and reliable.
Description of drawings
Fig. 1 is according to electric power on-site monitoring equipment cabinet of the present invention front composition diagram;
Fig. 2 is the communication primary module panel figure according to electric power on-site monitoring equipment of the present invention;
Fig. 3 is the electric current and voltage acquisition module panel figure according to electric power on-site monitoring equipment of the present invention;
Fig. 4 is the remote measurement processing module panel figure according to electric power on-site monitoring equipment of the present invention;
Fig. 5 is the remote signalling acquisition module panel figure according to electric power on-site monitoring equipment of the present invention;
Fig. 6 is the remote signalling remote control processing module panel figure according to electric power on-site monitoring equipment of the present invention;
Fig. 7 is the remote control output module panel figure according to electric power on-site monitoring equipment of the present invention;
Fig. 8 is the power module panel figure according to electric power on-site monitoring equipment of the present invention;
Fig. 9 is the Technical Architecture hierarchy chart according to electric power on-site monitoring equipment of the present invention.
Embodiment
For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, below in conjunction with accompanying drawing and embodiment the present invention done further detailed explanation.
A kind of electric power on-site monitoring equipment provided by the present invention has adopted to plug distributed frame, and inner plate is configurable.Said electric power on-site monitoring equipment comprises: cabinet and cabinet backplane circuit board, and communication connector between cabinet, and each cabinet comprises: the communication disposable plates based on arm processor; One or more analog quantity disposable plates based on DSP; One or more quantity of state and switching value disposable plates based on DSP;
The current signal of one or more cooperation analog quantity disposable plates or voltage signal conversion and the interface board of isolating;
The interface board of one or more mated condition amounts and switching value disposable plates isolation and switch; One give the cabinet power devices can be the power panel of accumulator cell charging and discharging.Said cabinet and cabinet backplane circuit board are supporting use, can be according to on-the-spot needs customization overall dimension, and said communication disposable plates, analog quantity disposable plates and quantity of state switching value disposable plates all are the intelligent plates that contains a CPU processor.Wherein said communication disposable plates is connected with other intelligent plates through communication connector between said cabinet back plane circuitry and cabinet, reaches the purpose of collaborative work between many CPU.The power state that said analog quantity disposable plates and/or quantity of state and switching value disposable plates based on DSP gathered through cabinet back plane circuitry monitoring said interface board nearby.
For making characteristics of the present invention and advantage more obvious, below the module of electric power on-site monitoring equipment involved in the present invention is explained in more detail.
Electric power on-site monitoring equipment involved in the present invention adopts modularized design, and each module independently becomes a functional unit, and cabinet provides module interface, and each module is connected into a system.In this embodiment, the functional module of standard has 7 kinds, and is as shown in Figure 1; They by the figure order are respectively from left to right: communication primary module, electric current and voltage acquisition module, remote measurement processing module; The remote signalling acquisition module, remote signalling remote control processing module, remote control output module and power module.
For above each module, will combine Fig. 2-8 to be described in detail.
Said communication primary module is as shown in Figure 2, is responsible for the communication between said electric power on-site monitoring equipment and main website and other equipment, with the processing of the transfer of data and the said electric power on-site monitoring equipment built-in system data of dsp chip.This communication primary module disposes multiple communication interface, and 2 CAN fieldbus mouths are wherein arranged, 3 RS232 communication serial ports and 3 RS485 communication serial ports.Other is furnished with 2 10/100M Ethernet RJ45 network interfaces.And dispose the communications status lamp that is used for communication state displaying respectively corresponding to said CAN fieldbus mouth, RS232 communication serial ports and RS485 communication serial ports.
Said electric current and voltage acquisition module is as shown in Figure 3; Be responsible for the collection of field engineering data; It is remote measurement; This module can be gathered 12 road alternating voltages, 12 road alternating currents (or 24 road alternating voltages/24 road alternating currents) and 4 road direct current measurements (voltage or electric current), and when gathering ac electric, this module is carried out inter-process computing with the collection modulation transfer of data to the A/D module of DSP through the instrument transformer isolation method.Said electric current and voltage acquisition module includes to exchange gathers inlet wire outlet, current terminal, voltage terminal, direct current collection terminal, direct current common terminal, and the quantity of these terminals can be provided with as required.
Said remote measurement processing module is as shown in Figure 4; Include a DSP central processing unit chip and two A/D conversion chips; This module is used for the telemetry of processing collected; With the processing operations of the telemetry of being gathered, obtain phase/line current, phase/line voltage, active power, reactive power, phase sequence, phase angle and other parameters etc. through internal processes.Said remote measurement processing module two CAN BUS field-bus interfaces of configuration and two 232/485 serial communication interfaces, and corresponding to each interface configuration corresponding communication status lamp.
Said remote signalling acquisition module is as shown in Figure 5, is responsible for the supervision of quantity of state, for example the displacement of switch and state.This module can realize the function for monitoring of 32 quantity of states.This module have a direct current 24V lead-out terminal, its output direct current 24V voltage is as inner remote signalling bus.The direct current 24V lead-out terminal of each remote signal module and " DI24V " of other remote signal modules are separate.Said remote signalling acquisition module comprises 32 tunnel remote signalling binding posts, remote signalling bus terminal and direct current 24V lead-out terminal.
Said remote signalling remote control processing module is as shown in Figure 6, includes a DSP central processing unit chip, and this module is used to handle the input of remote signal module and the output of control remote control module.Two CAN BUS field-bus interfaces of said remote signalling remote control processing module configuration, two 232/485 serial communication interfaces, and dispose running status lamp, communications status lamp and corresponding to the communications status lamp of said each interface of remote signalling remote control processing module.
Said remote control output module is as shown in Figure 7, carries out the straighforward operation order that main website issues, the branch of remote control switch with close, this module can realize 16 tunnel remote controls output.The lead-out terminal of remote control module can independently use, also can form to close/separating brake is to using.Said remote control output module comprises remote control inlet wire outlet terminal, 16 tunnel remote control lead-out terminals and 24V dc output end.
Said power module is as shown in Figure 8, is whole device power supply, power module be input as AC/DC220V or 110V, be output as DC 27V.This device adopts AC power/storage battery power supply mode.This module realizes former secondary isolation, and isolation strength is high, and antijamming capability is strong, has charge function, can be to charge in batteries, and battery can be continual to the device power supply when AC dump, has the defencive function to storage battery in addition.When device normally moved, power module can charge to storage battery when interchange has electricity, was the power supply of this device simultaneously; When exchanging dead electricity, storage battery is supplied power to power module, zero switching time, makes the normal operation of this device.When battery discharging when closing breakpoint, power module cuts off the output of storage battery, the device outage.When interchange re-powered, power module repeated to be charge in batteries.Said power module comprises alternating current-direct current 220V input terminal, dead electricity alarm terminal, battery discharging alarm terminal, direct current 24V lead-out terminal and battery terminal.
On Technical Architecture, by four layer buildings and enforcement, as shown in Figure 9, said four layers are respectively according to electric power on-site monitoring equipment of the present invention:
Ground floor is a physical layer, comprises various physical hardware interfaces, mainly inserts and nurse one's health external signal;
The second layer is the acquisition process layer, mainly is that the collection driving and the communication interface of each physical interface drives, and handles through this layer, and measure and control device obtains the digitalized data of external physical signal;
The 3rd layer is the core business layer, mainly manages to the image data handled and with database, and the communication process of each communication interface is controlled, and collection and control task are dispatched;
The 4th layer is the integrated service layer, and the applied environment that is primarily aimed at measure and control device carries out corresponding data map and graphical display, the feasible data fit demands of applications that finally shows and provide; Provide a distant place and locality to carry out the system management of measure and control device simultaneously.
Said electric power on-site monitoring equipment can be accomplished complicated functions such as data acquisition, logic and process control through programming, selects suitable communication modes and agreement can realize remote measurement and control.In the mill, adopt the industrial quality standard, can adapt to the abominable unattended application mode of geographical environment, can be widely used in the industrial automation field.Modular practical application easy to assembly.
The Embedded operating system of the inner ARM of said electric power on-site monitoring equipment both can realize the communication between arm processor and the dsp chip, can realize the communication of remote terminal unit and main website again, and accomplish operational management work automatically.The controlled function of abundant practicalities such as real-time dongle timer and field data power down protection is provided simultaneously.The flow of task that said electric power on-site monitoring equipment is carried out depends on the program that downloads in arm processor and the dsp chip.
Equipment has a plurality of input/output interfaces, realizes being connected of said electric power on-site monitoring equipment and on-site signal.These input/output interfaces have multiple pattern meeting on the basis of industrial standard, satisfy multiple signal type.As: signals such as analog quantity, digital quantity, pulsed quantity.Can be used for signals such as measuring voltage, electric current.
Said electric power on-site monitoring equipment can be used under the environment of industrial standard power supply.Power module has multinomial safeguard measure, can select for use 220V/110V alterating and direct current, 24V DC power supply, storage battery mode to supply power.Under general condition, can form unattended operation work station or data forwarding station.
Said electric power on-site monitoring equipment has stable performance, complete function, flexible configuration, advantage such as easy for installation, can be in automation control area extensive uses such as railway, water conservancy, electric power.
More than use concrete example principle of the present invention and execution mode are set forth, saidly be merely preferred embodiment of the present invention, its explanation just is used for helping to understand method of the present invention and core concept thereof, is not to be used to limit protection scope of the present invention.For one of ordinary skill in the art; According to thought of the present invention, the part that on embodiment and range of application, all can change, therefore; All any modifications of within spirit of the present invention and principle, being done, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Claims (9)
1. electric power on-site monitoring equipment, employing can plug distributed frame, it is characterized in that:
Said electric power on-site monitoring equipment comprises: one or more cabinets and cabinet backplane circuit board, and communication connector between cabinet;
And each cabinet comprises: the communication disposable plates based on arm processor; One or more analog quantity disposable plates based on DSP; One or more quantity of state and switching value disposable plates based on DSP; Conversion of the current signal of one or more cooperation analog quantity disposable plates or voltage signal and the interface board of isolating, the interface board of one or more mated condition amounts and switching value disposable plates isolation and switch, one is the power panel of accumulator cell charging and discharging to the cabinet power devices;
Said communication disposable plates, analog quantity disposable plates and quantity of state and switching value disposable plates all are respectively the intelligent plates that contains a CPU processor; Wherein said communication disposable plates is connected with other intelligent plates through communication connector between cabinet backplane circuit board and cabinet; So that collaborative work between a plurality of CPU, the power state that said analog quantity disposable plates and/or quantity of state and switching value disposable plates based on DSP gathered through cabinet back plane circuitry board monitoring said interface board nearby;
Said electric power on-site monitoring equipment comprises physical layer, acquisition process layer, core business layer and four layers of Technical Architecture of integrated service layer; Wherein, ground floor is a physical layer, comprises various physical hardware interfaces, mainly inserts and nurse one's health external signal; The second layer is the acquisition process layer, mainly is that the collection driving and the communication interface of each physical hardware interface drives, and handles through this layer, and measure and control device obtains the digitalized data of external physical signal; The 3rd layer is the core business layer, mainly manages to the image data handled and with database, and the communication process of each communication connector is controlled, and collection and control task are dispatched; The 4th layer is the integrated service layer, and the applied environment that is primarily aimed at measure and control device carries out corresponding data map and graphical display, and making the data fit demands of applications that finally shows and provide provides a distant place and locality to carry out the system management of measure and control device simultaneously.
2. electric power on-site monitoring equipment as claimed in claim 1 is characterized in that:
Said cabinet and cabinet backplane circuit board are supporting use, can be according to on-the-spot needs customization overall dimension.
3. electric power on-site monitoring equipment as claimed in claim 1 is characterized in that:
Said electric power on-site monitoring equipment cabinet inside circuit adopts modularized design, and each module independently becomes a functional unit, and cabinet provides module interface, and each module is connected into a system.
4. electric power on-site monitoring equipment as claimed in claim 3 is characterized in that:
The module of said electric power on-site monitoring equipment cabinet inside comprises: communication primary module, electric current and voltage acquisition module, remote measurement processing module; The remote signalling acquisition module; Remote signalling remote control processing module, remote control output module and power module, said each module is arranged on each related circuit plate.
5. electric power on-site monitoring equipment as claimed in claim 4 is characterized in that:
Said communication primary module is responsible for the communication between said electric power on-site monitoring equipment and main website and other equipment, and with the processing of the transfer of data and the said electric power on-site monitoring equipment built-in system data of dsp chip, this communication primary module disposes multiple communication interface;
Said electric current and voltage acquisition module is responsible for the collection of field engineering data;
Said remote measurement processing module includes a DSP central processing unit chip and two A/D conversion chips; This remote measurement processing module is used for the telemetry of processing collected; With the Telemetering Data Processing computing of being gathered, obtain phase/line current, phase/line voltage, active power, reactive power, phase sequence, phase angle;
Said remote signalling acquisition module is responsible for the supervision of quantity of state;
Said remote signalling remote control processing module includes a DSP central processing unit chip, and this remote signalling remote control processing module is used to handle the input of remote signal module and the output of control remote control module;
Said remote control output module is carried out the straighforward operation order that main website issues, the branch of remote control switch with close;
Said power module is an electric supply installation.
6. electric power on-site monitoring equipment as claimed in claim 5 is characterized in that:
Said electric current and voltage acquisition module is gathered 12 or 24 road alternating voltages, 12 or 24 road alternating currents; And 4 road direct current measurement; When gathering ac electric, this module is carried out inter-process computing with the collection modulation transfer of data to the A/D module of DSP through the instrument transformer isolation method;
Said remote signalling acquisition module has 32 tunnel remote signalling binding posts, thereby realizes the function for monitoring of 32 quantity of states;
Said remote control output module is realized 16 tunnel remote controls output;
Said power module be input as AC/DC 220V or 110V, be output as DC 27V.
7. like claim 5 or 6 described electric power on-site monitoring equipments, it is characterized in that:
Said communication primary module disposes 2 CAN fieldbus mouths; 3 RS232 communication serial ports and 3 RS485 communication serial ports; 2 10/100M Ethernet RJ45 network interfaces, and dispose the communications status lamp that is used for communication state displaying respectively corresponding to said CAN fieldbus mouth, RS232 communication serial ports and RS485 communication serial ports;
Said electric current and voltage acquisition module includes to exchange gathers inlet wire outlet, current terminal, voltage terminal, direct current collection terminal, direct current common terminal;
Said remote measurement processing module two CAN BUS field-bus interfaces of configuration and two 232/485 serial communication interfaces, and corresponding to each interface configuration corresponding communication status lamp;
Said remote signalling acquisition module has direct current 24V lead-out terminal; Its output direct current 24V voltage; As inner remote signalling bus; The direct current 24V lead-out terminal of the direct current 24V lead-out terminal of each remote signalling acquisition module and other remote signalling acquisition modules is separate, and said remote signalling acquisition module comprises 32 tunnel remote signalling binding posts, remote signalling bus terminal and direct current 24V lead-out terminal;
Said remote signalling remote control processing module disposes two CAN BUS field-bus interfaces, two 232/485 serial communication interfaces, and disposes running status lamp, communications status lamp and corresponding to the communications status lamp of said each interface of remote signalling remote control processing module;
The lead-out terminal of said remote control output module independently uses, or form close/separating brake is to using, said remote control output module comprises remote control inlet wire outlet terminal, 16 tunnel remote control lead-out terminals and 24V dc output end.
8. like claim 5 or 6 described electric power on-site monitoring equipments, it is characterized in that:
Said power module adopts AC power/storage battery power supply mode, and this module realizes former secondary isolation, has charge function; Can be to charge in batteries; Battery is continual when AC dump has the defencive function to storage battery in addition to the device power supply, when device normally moves; Power module can charge to storage battery when interchange has electricity, is the power supply of this device simultaneously; When exchanging dead electricity, storage battery is supplied power to power module, zero switching time, power module is normally moved; When battery discharging when closing breakpoint, power module cuts off the output of storage battery, thus outage; When interchange re-powered, power module repeated to be charge in batteries; Said power module comprises alternating current-direct current 220V input terminal, dead electricity alarm terminal, battery discharging alarm terminal, direct current 24V lead-out terminal and battery terminal.
9. electric power on-site monitoring equipment as claimed in claim 7 is characterized in that:
The quantity of said electric current and voltage terminal that acquisition module comprises can be provided with as required.
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| CN103269119A (en) * | 2013-06-19 | 2013-08-28 | 国家电网公司 | Implementation method for protecting automatic circuit switch in process of switching intrinsic line switch and by-pass switch |
| CN103997122A (en) * | 2014-05-04 | 2014-08-20 | 珠海博威智能电网有限公司 | System of multi-core parallel intelligent controller |
| CN104618208A (en) * | 2015-01-26 | 2015-05-13 | 国电南瑞科技股份有限公司 | Elastic data interaction comprehensive bus system |
| CN108279614A (en) * | 2018-03-21 | 2018-07-13 | 江苏久创电气科技有限公司 | A kind of intelligent online monitoring device and transformer substation system applied to substation |
| CN109552085B (en) * | 2019-01-09 | 2024-01-30 | 上海蔚来汽车有限公司 | Charging device and charging method for electric automobile |
| CN114501910A (en) * | 2022-02-14 | 2022-05-13 | 肖敏 | Anti-static data processor for electronic commerce |
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| CN101800443A (en) | 2010-08-11 |
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