CN105529828B - Low-voltage intelligent matches somebody with somebody power device - Google Patents
Low-voltage intelligent matches somebody with somebody power device Download PDFInfo
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- H02J13/1311—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for AC mains or AC distribution networks
- H02J3/26—Arrangements for eliminating or reducing asymmetry in polyphase networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/121—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using the power network as support for the transmission
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
低压智能配用电装置，包括CPU、进线交采单元、出线交采单元、载波通讯及遥信单元、遥控及RS485通讯单元、直流模拟量及电容投切单元、GPRS及以太网单元和电源，进线交采单元、出线交采单元、载波通讯及遥信单元、遥控及RS485通讯单元、直流模拟量及电容投切单元和CGPRS及以太网单元与CPU信号连接，其特征在于，还包括综合保护单元，综合保护单元与CPU信号连接，综合保护单元包含自动调整调相开关。与现有技术相比，本发明能够实现对配变运行状态多种参数的在线监控实时测量，特别是实现了对三相不平衡负荷进行远程自动调整，利用GPRS模块和上位机通信，靠无线载波和下位机通讯等多项新技术实现了配变综合智能化。
Low-voltage intelligent power distribution device, including CPU, incoming line switching unit, outgoing line switching unit, carrier communication and remote signaling unit, remote control and RS485 communication unit, DC analog and capacitor switching unit, GPRS and Ethernet unit and power supply , the incoming line alternating sampling unit, outgoing line alternating mining unit, carrier communication and remote signaling unit, remote control and RS485 communication unit, DC analog and capacitor switching unit, CGPRS and Ethernet unit are connected to the CPU signal, and it is characterized in that it also includes The comprehensive protection unit is connected with the CPU signal, and the comprehensive protection unit includes an automatic adjustment phase modulation switch. Compared with the prior art, the present invention can realize the online monitoring and real-time measurement of various parameters of the distribution transformer operating state, especially realize the remote automatic adjustment of the three-phase unbalanced load, use the GPRS module to communicate with the host computer, and rely on wireless A number of new technologies such as carrier and lower computer communication have realized the comprehensive intelligence of distribution transformers.
Description
技术领域technical field
本发明涉及一种供电设备，尤其是一种低压智能配用电装置。The invention relates to a power supply equipment, in particular to a low-voltage intelligent power distribution device.
背景技术Background technique
配变是农网向客户提供电能的主要设备，目前对配变的运行管理还普遍缺乏远程在线监控装置，严重影响供电质量和服务水平，三相不平衡造成的低电压问题、配变超负荷等问题也一直困扰着运维人员，常常造成客户投诉。因此，设计一种具备远程在线监控功能、自动调整三相不平衡功能的的低压智能配用电装置，是目前需要解决的技术问题。Distribution transformers are the main equipment for rural power grids to provide electric energy to customers. At present, there is generally a lack of remote online monitoring devices for the operation and management of distribution transformers, which seriously affects the quality of power supply and service level. And other problems have also plagued the operation and maintenance personnel, often causing customer complaints. Therefore, it is a technical problem to be solved at present to design a low-voltage intelligent power distribution device with remote on-line monitoring function and automatic adjustment of three-phase unbalance function.
发明内容Contents of the invention
本发明所要解决的技术问题是提供一种具备远程在线监控功能、自动调整三相不平衡功能的的低压智能配用电装置。The technical problem to be solved by the present invention is to provide a low-voltage intelligent power distribution device with the functions of remote online monitoring and automatic adjustment of three-phase unbalance.
本实用新型解决其技术问题的技术方案是：The technical scheme that the utility model solves its technical problem is:
低压智能配用电装置，包括CPU、进线交采单元、出线交采单元、载波通讯及遥信单元、遥控及RS485通讯单元、直流模拟量及电容投切单元、GPRS及以太网单元和电源，进线交采单元、出线交采单元、载波通讯及遥信单元、遥控及RS485通讯单元、直流模拟量及电容投切单元和GPRS及以太网单元与CPU信号连接，其特征在于，还包括综合保护单元，综合保护单元与CPU信号连接，综合保护单元包含自动调整调相开关。Low-voltage intelligent power distribution device, including CPU, incoming line switching unit, outgoing line switching unit, carrier communication and remote signaling unit, remote control and RS485 communication unit, DC analog and capacitor switching unit, GPRS and Ethernet unit and power supply , the incoming line alternating mining unit, outgoing line alternating mining unit, carrier communication and remote signaling unit, remote control and RS485 communication unit, DC analog and capacitor switching unit, GPRS and Ethernet unit are connected to the CPU signal, and it is characterized in that it also includes The comprehensive protection unit is connected with the CPU signal, and the comprehensive protection unit includes an automatic adjustment phase modulation switch.
优选的，所述的进线交采单元为变压器三相电压、三相电流、零序电流的信号采集单元，采集的变压器三相电压、三相电流、零序电流的信号通过CPU判断从而锁定存在欠压、过载、三相不平衡的线路，通过载波通讯及遥信单元自动调整调相开关，实现供电线路的三相不平衡调整。Preferably, the incoming line alternating acquisition unit is a signal acquisition unit for transformer three-phase voltage, three-phase current, and zero-sequence current, and the collected signals of transformer three-phase voltage, three-phase current, and zero-sequence current are judged by the CPU to lock For lines with undervoltage, overload, and three-phase unbalance, the phase modulation switch is automatically adjusted through the carrier communication and remote signaling unit to realize the three-phase unbalance adjustment of the power supply line.
优选的，所述的电源为锂电池, 锂电池的负极接地，锂电池的正极通过接型号为sp690s的低功耗的微处理器D1的8脚，然后通过微处理器D1的2脚串联电容C26后接地，微处理器D1的2脚提供VDD3.3V的直流电源，微处理器D1的3脚分成两路，一路接地，另一路接电阻R27（2.2KΩ），电阻R27的另一端分成两路，一路接电阻R26（6.2KΩ），另一路接微处理器D1的4脚，电阻R26的另一端提供VDD5.0V直流电源。Preferably, the power supply is a lithium battery, the negative pole of the lithium battery is grounded, the positive pole of the lithium battery is connected to the 8-pin of the low-power microprocessor D1 of the model sp690s, and then connected to the 2-pin series capacitor of the microprocessor D1 After C26 is grounded, pin 2 of microprocessor D1 provides a DC power supply of VDD3.3V, pin 3 of microprocessor D1 is divided into two circuits, one is grounded, the other is connected to resistor R27 (2.2KΩ), and the other end of resistor R27 is divided into two One way is connected to resistor R26 (6.2KΩ), the other is connected to pin 4 of microprocessor D1, and the other end of resistor R26 provides VDD5.0V DC power supply.
优选的，所述的CPU为型号为LQFP208的单片机，单片机的34脚分成两路，一路接晶振G1的一端，另一路接电容C36的一端；单片机的36脚也分成两路，一路接晶振G1的另一端，另一路接电容C37的一端，电容C36的另一端与电容C37的另一端连接后接公共端GND；单片机的45脚分成两路，一路接晶振G2的一端，另一路接电容C39的一端；单片机（D13）的46脚也分成两路，一路接晶振G2的另一端，另一路接电容C38的一端，电容C39的另一端与电容C38的另一端连接后接公共端GND。Preferably, the CPU is a single-chip microcomputer whose model is LQFP208, and the 34 pins of the single-chip microcomputer are divided into two routes, one end of which is connected to the crystal oscillator G1, and the other is connected to one end of the capacitor C36; The other end of the capacitor C37 is connected to the other end, the other end of the capacitor C36 is connected to the other end of the capacitor C37 and then connected to the common terminal GND; the pin 45 of the microcontroller is divided into two circuits, one is connected to one end of the crystal oscillator G2, and the other is connected to the capacitor C39 One end of the single-chip microcomputer (D13) is also divided into two circuits, one is connected to the other end of the crystal oscillator G2, the other is connected to one end of the capacitor C38, the other end of the capacitor C39 is connected to the other end of the capacitor C38 and then connected to the common terminal GND.
优选的，还包括摄像单元、记录单元和实时时钟，摄像单元、记录单元、摄像单元和实时时钟与CPU信号连接；所述的实时时钟的型号为RX-802SSA，实时时钟的6脚串联0.1uF电容后接地，实时时钟的5脚接sp690s的1脚，实时时钟（D15）的11脚接公共端GND，实时时钟（D15）的13脚接CPU的122脚，实时时钟（D15）的2脚接CPU的120脚。Preferably, also include camera unit, record unit and real-time clock, camera unit, record unit, camera unit and real-time clock are connected with CPU signal; The model of described real-time clock is RX-802SSA, and 6 pins of real-time clock are connected in series 0.1uF After the capacitor is grounded, pin 5 of the real-time clock is connected to pin 1 of sp690s, pin 11 of the real-time clock (D15) is connected to the common terminal GND, pin 13 of the real-time clock (D15) is connected to pin 122 of the CPU, and pin 2 of the real-time clock (D15) Connect to pin 120 of the CPU.
优选的，所述的记录单元为型号为K9F2808U0C的32位内核的闪存存储芯片，记录单元能将进线交采单元、出线交采单元和摄像单元采集的数据进行储存并通过载波通讯及遥信单元传递给总控室，闪存存储芯片的19脚串联10K电阻R40后接VDD3.3V，在闪存存储芯片的12脚和13脚之间连接有0.01uF电容C32，在闪存存储芯片的36脚和37脚之间连接有0.01uF电容C33，闪存存储芯片的7脚分成两路，一路连接10K电阻R39（10KΩ）后接VDD3.3V，另一路接NandF—RB。Preferably, the recording unit is a 32-bit core flash storage chip with a model number of K9F2808U0C, and the recording unit can store the data collected by the incoming line handover acquisition unit, the outgoing line handover acquisition unit and the camera unit and pass the carrier communication and remote signaling. The unit is passed to the master control room. The 19 pins of the flash memory chip are connected in series with a 10K resistor R40 and then connected to VDD3.3V. A 0.01uF capacitor C32 is connected between pins 12 and 13 of the flash memory chip, and a capacitor C32 is connected between pins 36 and 37 of the flash memory chip. There is a 0.01uF capacitor C33 connected between the pins, and the 7 pins of the flash memory chip are divided into two circuits, one is connected to a 10K resistor R39 (10KΩ) and then connected to VDD3.3V, and the other is connected to NandF-RB.
与现有技术相比，本发明能够实现对配变运行状态多种参数的在线监控实时测量，特别是实现了对三相不平衡负荷进行远程自动调整，利用GPRS模块和上位机通信，通过无线载波和下位机通讯等多项新技术实现了配变综合智能化，显著提高了低压电网智能化水平。Compared with the prior art, the present invention can realize the online monitoring and real-time measurement of various parameters of the distribution transformer operating state, especially realize the remote automatic adjustment of the three-phase unbalanced load, use the GPRS module to communicate with the host computer, and wirelessly A number of new technologies, such as carrier wave and lower-level computer communication, have realized the comprehensive intelligence of distribution transformers and significantly improved the intelligence level of low-voltage power grids.
附图说明Description of drawings
图1是本发明的原理方块图；Fig. 1 is a principle block diagram of the present invention;
图2是电路原理图中的CPU部分；Fig. 2 is the CPU part in the schematic circuit diagram;
图3是电路原理图中的闪存存储芯片部分；Fig. 3 is the part of the flash storage chip in the schematic circuit diagram;
图4是电路原理图的电源部分；Fig. 4 is the power part of circuit principle diagram;
图5是电路原理图的稳压部分；Fig. 5 is the voltage stabilizing part of circuit principle diagram;
图6是电路原理图的实时时钟部分；Fig. 6 is the real-time clock part of circuit schematic diagram;
注明：只提供了有改进部分的电路图，其他电路图为网上可以搜索到。Note: Only the circuit diagrams with improvements are provided, other circuit diagrams can be searched online.
具体实施方式Detailed ways
低压智能配用电装置，包括CPU、进线交采单元、出线交采单元、载波通讯及遥信单元、遥控及RS485通讯单元、直流模拟量及电容投切单元、GPRS及以太网单元和电源，进线交采单元、出线交采单元、载波通讯及遥信单元、遥控及RS485通讯单元、直流模拟量及电容投切单元和GPRS及以太网单元与CPU信号连接，其特征在于，还包括综合保护单元，综合保护单元与CPU信号连接，综合保护单元包含自动调整调相开关。Low-voltage intelligent power distribution device, including CPU, incoming line switching unit, outgoing line switching unit, carrier communication and remote signaling unit, remote control and RS485 communication unit, DC analog and capacitor switching unit, GPRS and Ethernet unit and power supply , the incoming line alternating mining unit, outgoing line alternating mining unit, carrier communication and remote signaling unit, remote control and RS485 communication unit, DC analog and capacitor switching unit, GPRS and Ethernet unit are connected to the CPU signal, and it is characterized in that it also includes The comprehensive protection unit is connected with the CPU signal, and the comprehensive protection unit includes an automatic adjustment phase modulation switch.
所述的进线交采单元为变压器三相电压、三相电流、零序电流的信号采集单元，采集的变压器三相电压、三相电流、零序电流的信号通过CPU判断从而锁定存在欠压、过载、三相不平衡的线路，通过载波通讯及遥信单元自动调整调相开关，实现供电线路的三相不平衡调整。The incoming line alternating acquisition unit is a signal acquisition unit for transformer three-phase voltage, three-phase current, and zero-sequence current, and the collected signals of transformer three-phase voltage, three-phase current, and zero-sequence current are judged by the CPU to lock the existence of undervoltage , overload, and three-phase unbalanced lines, the phase modulation switch is automatically adjusted through the carrier communication and remote signaling units to realize the three-phase unbalanced adjustment of the power supply line.
所述的电源为锂电池Li1, 锂电池Li1的负极接地，锂电池Li1的正极通过接型号为sp690s的低功耗的微处理器D1的8脚，然后通过微处理器D1的2脚串联电容C26后接地，微处理器D1的2脚提供VDD3.3V的直流电源，微处理器D1的3脚分成两路，一路接地，另一路接电阻R27（2.2KΩ），电阻R27的另一端分成两路，一路接电阻R26（6.2KΩ），另一路接微处理器D1的4脚，电阻R26的另一端提供VDD5.0V直流电源。The power supply is a lithium battery Li1, the negative pole of the lithium battery Li1 is grounded, the positive pole of the lithium battery Li1 is connected to the 8-pin of the low-power microprocessor D1 of the model sp690s, and then connected to the 2-pin series capacitor of the microprocessor D1 After C26 is grounded, pin 2 of microprocessor D1 provides a DC power supply of VDD3.3V, pin 3 of microprocessor D1 is divided into two circuits, one is grounded, the other is connected to resistor R27 (2.2KΩ), and the other end of resistor R27 is divided into two One way is connected to resistor R26 (6.2KΩ), the other is connected to pin 4 of microprocessor D1, and the other end of resistor R26 provides VDD5.0V DC power supply.
所述的CPU为型号为LQFP208的单片机D13，单片机D13的34脚分成两路，一路接晶振G1的一端，另一路接电容C36的一端；单片机D13的36脚也分成两路，一路接晶振G1的另一端，另一路接电容C37的一端，电容C36的另一端与电容C37的另一端连接后接公共端GND；单片机D13的45脚分成两路，一路接晶振G2的一端，另一路接电容C39的一端；单片机D13的46脚也分成两路，一路接晶振G2的另一端，另一路接电容C38的一端，电容C39的另一端与电容C38的另一端连接后接公共端GND。The CPU is a single-chip microcomputer D13 of model LQFP208, and the 34 pins of the single-chip microcomputer D13 are divided into two routes, one end of which is connected to one end of the crystal oscillator G1, and the other one is connected to one end of the capacitor C36; The other end of the capacitor C37 is connected to the other end of the capacitor C37, the other end of the capacitor C36 is connected to the other end of the capacitor C37 and then connected to the common terminal GND; the pin 45 of the microcontroller D13 is divided into two circuits, one is connected to one end of the crystal oscillator G2, and the other is connected to the capacitor One end of C39; pin 46 of single-chip microcomputer D13 is also divided into two circuits, one is connected to the other end of crystal oscillator G2, the other is connected to one end of capacitor C38, the other end of capacitor C39 is connected to the other end of capacitor C38 and then connected to the common terminal GND.
还包括摄像单元、记录单元和实时时钟D15，摄像单元、记录单元、摄像单元和实时时钟D15与CPU信号连接；所述的实时时钟D15的型号为RX-802SSA，实时时钟D15的6脚串联0.1uF电容C54后接地，实时时钟D15的5脚接sp690s的1脚，实时时钟D15的11脚接公共端GND，实时时钟D15的13脚接CPU的122脚，实时时钟D15的2脚接CPU的120脚。Also comprise camera unit, record unit and real-time clock D15, camera unit, record unit, camera unit and real-time clock D15 are connected with CPU signal; The model of described real-time clock D15 is RX-802SSA, and 6 pins of real-time clock D15 are connected in series 0.1 After the uF capacitor C54 is grounded, pin 5 of the real-time clock D15 is connected to pin 1 of sp690s, pin 11 of the real-time clock D15 is connected to the common terminal GND, pin 13 of the real-time clock D15 is connected to pin 122 of the CPU, pin 2 of the real-time clock D15 is connected to the CPU 120 feet.
所述的记录单元为型号为K9F2808U0C的32位内核的闪存存储芯片D12，记录单元能将进线交采单元、出线交采单元和摄像单元采集的数据进行储存并通过载波通讯及遥信单元传递给总控室，闪存存储芯片D12的19脚串联10K电阻R40后接VDD3.3V，在闪存存储芯片D12的12脚和13脚之间连接有0.01uF电容C32，在闪存存储芯片D12的36脚和37脚之间连接有0.01uF电容C33，闪存存储芯片D12的7脚分成两路，一路连接10K电阻R39（10KΩ）后接VDD3.3V，另一路接NandF—RB。The recording unit is a 32-bit core flash storage chip D12 with a model number of K9F2808U0C, and the recording unit can store the data collected by the incoming line handover acquisition unit, the outgoing line handover acquisition unit and the camera unit and transmit it through carrier communication and remote signaling units For the main control room, the 19 pins of the flash memory chip D12 are connected in series with a 10K resistor R40 and then connected to VDD3.3V. A 0.01uF capacitor C32 is connected between the 12 pins and 13 pins of the flash memory chip D12, and the 36 pins of the flash memory chip D12 and the There is a 0.01uF capacitor C33 connected between the 37 pins, and the 7 pins of the flash memory chip D12 are divided into two circuits, one is connected to a 10K resistor R39 (10KΩ) and then connected to VDD3.3V, and the other is connected to NandF-RB.
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| CN204361792U (en) * | 2015-02-05 | 2015-05-27 | 南京大全自动化科技有限公司 | Transformers for Rural Networks intelligent terminal |
| CN205355951U (en) * | 2015-12-20 | 2016-06-29 | 国家电网公司 | Low pressure intelligence adapted electric installation |
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| CN204089352U (en) * | 2014-10-23 | 2015-01-07 | 南京国电南自城乡电网自动化工程有限公司 | Intelligent platform zone monitor terminal |
| CN204361792U (en) * | 2015-02-05 | 2015-05-27 | 南京大全自动化科技有限公司 | Transformers for Rural Networks intelligent terminal |
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