CN106405291A - Online monitoring and auxiliary equipment monitoring and analysis system based on power supply system - Google Patents

Online monitoring and auxiliary equipment monitoring and analysis system based on power supply system Download PDF

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Publication number
CN106405291A
CN106405291A CN201610855723.9A CN201610855723A CN106405291A CN 106405291 A CN106405291 A CN 106405291A CN 201610855723 A CN201610855723 A CN 201610855723A CN 106405291 A CN106405291 A CN 106405291A
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China
Prior art keywords
information
unit
data
server
monitoring
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CN201610855723.9A
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Chinese (zh)
Inventor
张靳
马春燕
邵玉峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Liangshan Power Supply Co Of State Grid Shandong Electric Power Co
State Grid Corp of China SGCC
Original Assignee
Liangshan Power Supply Co Of State Grid Shandong Electric Power Co
State Grid Corp of China SGCC
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Application filed by Liangshan Power Supply Co Of State Grid Shandong Electric Power Co, State Grid Corp of China SGCC filed Critical Liangshan Power Supply Co Of State Grid Shandong Electric Power Co
Priority to CN201610855723.9A priority Critical patent/CN106405291A/en
Publication of CN106405291A publication Critical patent/CN106405291A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/04Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/12Applying verification of the received information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0631Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0825Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The invention discloses an online monitoring and auxiliary equipment monitoring and analysis system based on a power supply system. The online monitoring and auxiliary equipment monitoring and analysis system comprises an information acquisition terminal, a processor, a server, a background monitoring terminal and a handheld mobile terminal, wherein the information acquisition terminal is used for acquiring operation information of power supply equipment; the processor is used for processing the received operation information acquired by the information acquisition terminal, and sending the processed operation information to the server by means of a transceiving module; the server is used for receiving and storing the processed information sent by the processor; the background monitoring terminal is used for calling data information from the server, and displaying monitoring information in real time; and the handheld mobile terminal is used for receiving alarming information sent by the background monitoring terminal. The online monitoring and auxiliary equipment monitoring and analysis system is high in monitoring precision and more smooth in playing of video acquired by a camera, is rapid and accurate in acquired information transmission, and ensures the security of information transmission through encrypted transmission.

Description

One kind is based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system
Technical field
The present invention relates to electric power system monitoring system is and in particular to a kind of be based on electric power system on-line monitoring and auxiliary equipment Monitoring analysis system.
Background technology
For ensureing power network safety operation, external reliable power supply, need electric current, voltage of real-time monitoring electric power system etc. Operation information.Increase with power consumption, electric power system is in large scale, needs the operation information of real-time monitoring day by day to increase, leads to Monitoring system receiving data time delay or even entanglement, bring potential safety hazard to operation of power networks, and existing monitoring system can not meet The monitoring requirements of electric power system.
Content of the invention
For solving the above problems, the present invention provides one kind to be based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system System.
The technical scheme is that:One kind is based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system, bag Include:
Information acquisition terminal:For gathering the operation information of power supply unit;Processor:For by the information gathering receiving After the operation information that terminal is gathered is processed, it is sent to server through transmitting-receiving process module;Server:Send out for receiving processor The processing information sent simultaneously stores;Background monitoring terminal:For from server called data information, real-time display monitoring information; Hand-held mobile terminal, for receiving the warning message that background monitoring terminal sends;
Described information acquisition terminal gathers the current information of power supply unit by current transformer, is adopted by voltage transformer The information of voltage of collection power supply unit, gathers electric power system fire information by temperature sensor and Smoke Sensor, by shooting Head collection electric power system surrounding video information;The current information of described current transformer collection, voltage transformer gather The filtered process circuit of information of voltage is sent to processor;Described temperature sensor and the fire information warp of Smoke Sensor collection Pretreatment circuit is sent to processor;The video information of described photographic head collection is sent to processor;
Described hand-held mobile terminal includes housing, setting circuit in setting display screen and audible-visual annunciator, housing on housing Plate, setting wireless communication module, controller, display drive circuit and warning circuit on circuit board;Described wireless communication module, Display drive circuit, warning circuit are connected with controller respectively, and display drive circuit is connected with display screen, warning circuit with Audible-visual annunciator connects;
Described warning circuit includes resistance R1, transistor Q1, relay K1;Resistance R1 one end is with controller output end even Connect, the resistance R1 other end is connected with the base stage of transistor Q1, the grounded emitter of transistor Q1, and the colelctor electrode of transistor Q1 passes through The coil of relay K1 connects voltage source, and the contact of relay K1 connects audible-visual annunciator.
Further, described Filtering Processing circuit includes chip U1, connects voltage between VS+, VS- pin of chip U1 Source, the VIN1 pin of chip U1 connects the outfan of current transformer or voltage transformer by resistance R2, and the VIN2 of chip U1 draws Foot is grounded by resistance R3, the GND pin ground connection of chip U1, and the LPOUT pin of chip U1 meets processor, the BPOUT of chip U1 Pin, the indirect resistance R4 of FADJ2 pin, the HPOUT pin of chip U1, the indirect resistance R5 of FADJ1 pin.
Further, the computing formula of the parameter of described Filtering Processing circuit is
Wherein ω is the natural frequency of Filtering Processing circuit, and Q is the quality factor of Filtering Processing circuit, and A is Filtering Processing The gain of circuit, C1, C2, RU1, RU2, RU4 are the intrinsic parameter in inside of chip U2.
Further, described server includes photographic head address of service acquiring unit, video flowing input acquiring unit, video Configuration file acquiring unit, video access authority acquiring unit, video flowing address acquisition unit;
Photographic head address of service acquiring unit, for obtaining the address of service of camera device;
Video flowing inputs acquiring unit, for generating user's access credentials, builds the SOAP including user name, request function Packet, by HTTP POST mode, soap message is sent on the address of service of photographic head, returns available video flowing Input;
Video profile acquiring unit, for sending SOAP request of data to the address of service of photographic head, obtains available Video profile;
Video access authority acquiring unit, for obtaining corresponding photographic head by video flowing input and video profile The access authority of video profile;
Video flowing address acquisition unit, for constructing SOAP request message, sends request to the address of service of photographic head, obtains Take video flowing address.
Further, described transmitting-receiving process module includes Transmit-Receive Unit, sends information configuration unit, sends information analysis list Unit, stipulations judging unit;
Transmit-Receive Unit, for being sent to the finger of server by FTP mode by the information that information acquisition unit terminal gathers Determine under path, and obtain configuration information and performance information;
Send information configuration unit, for data configuration to be sent is become xml document, obtain the IP port of FTP, for User name that described information acquisition terminal is opened, password, xml document are located local acquisition approach, store path, acquisition time;
Send information analysis module, for xml document is called into FTPClient class sending performance file, call FTPClient instructs, and sets up transmitting path with server, parses all xml document and becomes xml bag;
Stipulations judging unit, for by xml bag, the xml document whether stipulations in accordance with communication protocol, if meet stipulations Then it is transmitted, if not meeting, sending xml document and not meeting stipulations;
Described server includes:Information updating judging unit, information processing filter element, Database Mapping unit, process Information memory cell;
Information updating judging unit, in xml document in multilevel iudge currently received xml bag and a upper acquisition time Whether the xml document receiving has renewal, if the new xml document receiving has renewal, this document is preserved to data;
Information processing filter element, for call XML Util.getSafeXMLInputSource function, in xml bag Each xml document carries out information filtering process, and the xml document after filtering is passed to NEPerformance function NEPerformanceMeasInfo class, is parsed and is loaded;
Database Mapping unit, for calling NEPerformance class in the persistence.xml file of data base With NEPerformanceMeasInfo class, parsing and load each xml document be mapped to NEPerformance class and The management storage of NEPerformanceMeasInfo apoplexy due to endogenous wind;
Processing information memory element, for being assigned to NEPerformance class sound by corresponding for each attribute in xml document Bright information, and judgement process is carried out to information, treat that all measurement results are all processed and load After each variable in NEPerformanceMeasInfo, call EntityManager function that information is stored into data base In.
Further, transmitting-receiving process module also includes:Data generating unit, digital signature unit, ciphertext signal generating unit, plus Secret meeting words Key generating unit, encryption data transmitting element;
Data generating unit, general for generating message using the default aes algorithm of server to sent data message Will;
Digital signature unit, for utilizing the private key of server using server default public key cryptography mechanism ELGamal Produced message summary is digitally signed;
Ciphertext signal generating unit, for carrying out AES encryption using the default session key of server to data message, obtains close Literary composition;
Encrypted session key signal generating unit, for server default public key cryptography mechanism ELGamal AES and Using the public key encryption session key of server, the data communication session key after being encrypted;
Encryption data transmitting element, for sending the ciphertext after the digital signature of generation, encryption together with session key To server;
Server also includes:Encrypted data reception unit, ciphertext decryption unit, summary reduction unit, summary decryption unit, Summary comparison unit;
Encrypted data reception unit, leads to for receiving, by communication network, the data that field data acquiring terminal sends Letter session key, utilizes the private key pair encryption of field data acquiring terminal using public key cryptography mechanism ELGamal decipherment algorithm Session key is decrypted, and judge deciphering after session key whether match with default session key, if matched, Receive the ciphertext after digital signature and encryption;
Ciphertext decryption unit, for being solved to ciphertext using the session key decrypting using default aes algorithm Close, obtain data message;
Summary signal generating unit, after being generated the data message that ciphertext deciphering module is deciphered using default aes algorithm Message summary;
Summary decryption unit, for being sent out using field data acquiring terminal using default public key cryptography mechanism ELGamal The digital signature receiving is decrypted by the public key sending, and obtains the message summary of field data acquiring terminal;
Summary judging unit, for message summary summary deciphering module being obtained using server default aes algorithm The rear message summary being generated with summary generation module is carried out contrast and judges, message summary and summary that such as summary deciphering module obtains The rear message summary that generation module generates is identical, then be judged as that data receiver successfully shows normally, if summary deciphering module obtains To message summary differ with the rear message summary that summary generation module generates, then be judged as improper data, display is abnormal.
The present invention provide based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system, gather information filtered Process circuit is sent to processor, and in the case that Filtering Processing circuit ensures that detection information amount is larger, detection information precisely, improves The monitoring accuracy of monitoring system;The video flowing that server obtains photographic head is timely and convenient, video playback more smooth it is ensured that multiple Photographic head works simultaneously, makes monitoring more efficient.Collection information transfer is fast accurate, and encrypted transmission is it is ensured that information transfer Safety.
Brief description
Fig. 1 is specific embodiment of the invention principle schematic.
Fig. 2 is hand-held mobile terminal structural representation.
Fig. 3 is hand-held mobile terminal circuit diagram.
Fig. 4 is warning circuit schematic diagram.
Fig. 5 is Filtering Processing circuit diagram.
Specific embodiment
The present invention will be described in detail below in conjunction with the accompanying drawings and by specific embodiment, and following examples are to the present invention Explanation, and the invention is not limited in implementation below.
As shown in figure 1, the present invention provide based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system, wrap Include:Information acquisition terminal 1:For gathering the operation information of power supply unit;Processor 4:For by the information gathering receiving eventually After the operation information that end 1 is gathered is processed, it is sent to server 6 through transmitting-receiving process module 5;Server 6:For receiving processor 4 processing informations sending simultaneously store;Background monitoring terminal 7:For from server 6 called data information, real-time display monitoring Information;Hand-held mobile terminal 8, for receiving the warning message that background monitoring terminal 7 sends.
Information acquisition terminal 1 gathers the current information of power supply unit by current transformer 1-1, by voltage transformer 1- The information of voltage of 2 collection power supply units, gathers electric power system fire information by temperature sensor 1-3 and Smoke Sensor 1-4, Electric power system surrounding video information is gathered by photographic head 1-5.The current information of current transformer 1-1 collection, voltage are mutual The filtered process circuit of information of voltage 2 of sensor 1-2 collection is sent to processor 4;Temperature sensor 1-3 and Smoke Sensor 1- The preprocessed circuit of fire information 3 of 4 collections is sent to processor 4;The video information of photographic head 1-5 collection is sent to processor 4.
As shown in Figures 2 and 3, hand-held mobile terminal 8 includes housing 8-7, setting display screen 8-5 and acousto-optic report on housing 8-7 Alert device 8-6, setting circuit board in housing 8-7, on circuit board, setting wireless communication module 8-1, controller 8-2, display screen drive Circuit 8-3 and warning circuit 8-4;Described wireless communication module 8-1, display drive circuit 8-3, warning circuit 8-4 respectively with Controller 8-2 connects, and display drive circuit 8-3 is connected with display screen 8-5, and warning circuit 8-4 and audible-visual annunciator 8-6 is even Connect.
As shown in figure 4, warning circuit 8-4 includes resistance R1, transistor Q1, relay K1;Resistance R1 one end and controller 8-2 outfan connects, and the resistance R1 other end is connected with the base stage of transistor Q1, the grounded emitter of transistor Q1, transistor Q1 Colelctor electrode voltage source is connect by the coil of relay K1, the contact of relay K1 connects audible-visual annunciator 8-6.
In the present embodiment, hand-held mobile terminal 8 is carried with by staff, when electric power system breaks down, hand-held Mobile terminal 8 is reported to the police, and informs alert personnel's information in time, to handle it in time, eliminates safe hidden trouble.
As shown in figure 5, Filtering Processing circuit 2 includes chip U1, between VS+, VS- pin of chip U1, connect voltage source, The VIN1 pin of chip U1 meets current transformer 1-1 or the outfan of voltage transformer 1-2, the VIN2 of chip U1 by resistance R2 Pin is grounded by resistance R3, the GND pin ground connection of chip U1, and the LPOUT pin of chip U1 connects processor 4, chip U1's BPOUT pin, the indirect resistance R4 of FADJ2 pin, the HPOUT pin of chip U1, the indirect resistance R5 of FADJ1 pin.
Higher hamonic wave can be effectively filtered out using this Filtering Processing circuit 2, and the amplitude of the higher hamonic wave filtering out is much Less than fundamental wave, thus shifted after the phase distortion that may bring ignore, the phase angle of circuit is affected especially little, in detection It is ensured that the current information of detection, information of voltage precisely, improve the monitoring accuracy of monitoring system in the case that quantity of information is larger.
The parameter of Filtering Processing circuit 2 can be calculated by below equation:
Wherein ω is the natural frequency of Filtering Processing circuit 2, and Q is the quality factor of Filtering Processing circuit 2, and A is at filtering The gain of reason circuit 2, C1, C2, RU1, RU2, RU4 are the intrinsic parameter in inside of chip U2.Above formula facilitates staff's root According to needing to select the value of suitable resistance R2 and resistance R3, determine quality factor q and the gain A of circuit, to meet filtering demands.
In the present embodiment, server 6 includes photographic head 1-5 address of service acquiring unit, video flowing input acquiring unit, regards Frequency configuration file acquiring unit, video access authority acquiring unit, video flowing address acquisition unit.
Photographic head 1-5 address of service acquiring unit, for obtaining the address of service of photographic head 1-5 equipment;
Video flowing inputs acquiring unit, for generating user's access credentials, builds the SOAP including user name, request function Packet, by HTTP POST mode, soap message is sent on the address of service of photographic head 1-5, returns available video Stream input;
Video profile acquiring unit, for sending SOAP request of data to the address of service of photographic head 1-5, acquisition can Video profile;
Video access authority acquiring unit, for obtaining corresponding photographic head 1- by video flowing input and video profile The access authority of 5 video profile;
Video flowing address acquisition unit, for constructing SOAP request message, sending to the address of service of photographic head 1-5 please Ask, obtain video flowing address.
So that it may carry out live stream broadcasting with player after obtaining the video flowing address of photographic head 1-5.Because electric power system is huge Greatly, the photographic head 1-5 of needs is more, and the number of videos of required broadcasting is more, using this video acquisition mode it is ensured that regarding Frequency broadcasting is more smooth, and acquisition video is convenient in time, makes monitoring more efficient.
In the present embodiment, transmitting-receiving process module 5 includes Transmit-Receive Unit, sends information configuration unit, sends information analysis list Unit, stipulations judging unit.
Transmit-Receive Unit, for being sent to the finger of server 6 by FTP mode by the information that information acquisition unit terminal gathers Determine under path, and obtain configuration information and performance information;
Send information configuration unit, for data configuration to be sent is become xml document, obtain the IP port of FTP, for User name that described information acquisition terminal 1 is opened, password, xml document are located local acquisition approach, store path, acquisition time;
Send information analysis module, for xml document is called into FTPClient class sending performance file, call FTPClient instructs, and sets up transmitting path with server 6, parses all xml document and becomes xml bag;
Stipulations judging unit, for by xml bag, the xml document whether stipulations in accordance with communication protocol, if meet stipulations Then it is transmitted, if not meeting, sending xml document and not meeting stipulations.
Server 6 includes:Information updating judging unit, information processing filter element, Database Mapping unit, processing information Memory element.
Information updating judging unit, in xml document in multilevel iudge currently received xml bag and a upper acquisition time Whether the xml document receiving has renewal, if the new xml document receiving has renewal, this document is preserved to data;
Information processing filter element, for call XML Util.getSafeXMLInputSource function, in xml bag Each xml document carries out information filtering process, and the xml document after filtering is passed to NEPerformance function NEPerformanceMeasInfo class, is parsed and is loaded;
Database Mapping unit, for calling NEPerformance class in the persistence.xml file of data base With NEPerformanceMeasInfo class, parsing and load each xml document be mapped to NEPerformance class and The management storage of NEPerformanceMeasInfo apoplexy due to endogenous wind;
Processing information memory element, for being assigned to NEPerformance class sound by corresponding for each attribute in xml document Bright information, and judgement process is carried out to information, treat that all measurement results are all processed and load After each variable in NEPerformanceMeasInfo, call EntityManager function that information is stored into data base In.
Data information transfer mode between transmitting-receiving process module 5 and server 6, collection information is sent to specified path Under, information sends has specific path it is ensured that when transmission information is larger, transmission is fast accurate, it is to avoid send information delay And the operation information of electric power system can not be monitored in time;For the information not meeting stipulations, send and do not meet stipulations information, keep away Exempt to send garbled message, improve the monitoring accuracy of monitoring system.
In the present embodiment, transmitting-receiving process module 5 also includes:Data generating unit, digital signature unit, ciphertext generate single Unit, encrypted session key signal generating unit, encryption data transmitting element.
Data generating unit, general for generating message using the default aes algorithm of server 6 to sent data message Will;
Digital signature unit, for utilizing the private of server 6 using default public key cryptography mechanism ELGamal of server 6 Key is digitally signed to produced message summary;
Ciphertext signal generating unit, for carrying out AES encryption using the default session key of server 6 to data message, obtains Ciphertext;
Encrypted session key signal generating unit, for the default public key cryptography mechanism ELGamal AES of server 6 and Using the public key encryption session key of server 6, the data communication session key after being encrypted;
Encryption data transmitting element, for sending the ciphertext after the digital signature of generation, encryption together with session key To server 6.
Server 6 also includes:Encrypted data reception unit, ciphertext decryption unit, summary reduction unit, summary deciphering are single Unit, summary comparison unit.
Encrypted data reception unit, leads to for receiving, by communication network, the data that field data acquiring terminal sends Letter session key, utilizes the private key pair encryption of field data acquiring terminal using public key cryptography mechanism ELGamal decipherment algorithm Session key is decrypted, and judge deciphering after session key whether match with default session key, if matched, Receive the ciphertext after digital signature and encryption;
Ciphertext decryption unit, for being solved to ciphertext using the session key decrypting using default aes algorithm Close, obtain data message;
Summary signal generating unit, after being generated the data message that ciphertext deciphering module is deciphered using default aes algorithm Message summary;
Summary decryption unit, for being sent out using field data acquiring terminal using default public key cryptography mechanism ELGamal The digital signature receiving is decrypted by the public key sending, and obtains the message summary of field data acquiring terminal;
Summary judging unit, for message summary summary deciphering module being obtained using server 6 default aes algorithm The rear message summary being generated with summary generation module is carried out contrast and judges, message summary and summary that such as summary deciphering module obtains The rear message summary that generation module generates is identical, then be judged as that data receiver successfully shows normally, if summary deciphering module obtains To message summary differ with the rear message summary that summary generation module generates, then be judged as improper data, display is abnormal.
For the safety of guarantee information acquisition terminal 1 and server 6 communication information, transmitting-receiving process module 5 receives service The default AES of device 6, transmitting-receiving process module 5 is encrypted to information before sending collection information, and generates numeral label Name and session key.Server 6 is directed to the information receiving and is decrypted, and enters row information core to digital signature and session key To it is ensured that the safety of information.And server 6 can for different information acquisition terminals 1 arrange different default plus Close algorithm, makes server 6 when receiving encryption data, can treat with a certain discrimination.Default AES include aes algorithm, Default public key cryptography mechanism ELGamal.Specific predetermined encryption algorithm can be configured according to actual needs, does not do here Limit.
Only the preferred embodiment of the present invention disclosed above, but the present invention is not limited to this, any this area What technical staff can think does not have creative change, and some improvement made without departing from the principles of the present invention and Retouching, all should be within the scope of the present invention.

Claims (6)

1. one kind is based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system it is characterised in that including:
Information acquisition terminal:For gathering the operation information of power supply unit;Processor:For by the information acquisition terminal receiving After the operation information being gathered is processed, it is sent to server through transmitting-receiving process module;Server:Send for receiving processor Processing information and store;Background monitoring terminal:For from server called data information, real-time display monitoring information;Hand-held Mobile terminal, for receiving the warning message that background monitoring terminal sends;
Described information acquisition terminal gathers the current information of power supply unit by current transformer, is gathered by voltage transformer and supplies The information of voltage of electric equipment, is gathered electric power system fire information by temperature sensor and Smoke Sensor, is adopted by photographic head Collection electric power system surrounding video information;The current information of described current transformer collection, the voltage of voltage transformer collection The filtered process circuit of information is sent to processor;The fire information of described temperature sensor and Smoke Sensor collection is located through pre- Reason circuit is sent to processor;The video information of described photographic head collection is sent to processor;
Described hand-held mobile terminal includes housing, setting circuit board in setting display screen and audible-visual annunciator, housing on housing, electricity Setting wireless communication module, controller, display drive circuit and warning circuit on the plate of road;
Described wireless communication module, display drive circuit, warning circuit are connected with controller respectively, display drive circuit with Display screen connects, and warning circuit is connected with audible-visual annunciator;
Described warning circuit includes resistance R1, transistor Q1, relay K1;Resistance R1 one end is connected with controller output end, electricity The resistance R1 other end is connected with the base stage of transistor Q1, the grounded emitter of transistor Q1, and the colelctor electrode of transistor Q1 passes through relay The coil of device K1 connects voltage source, and the contact of relay K1 connects audible-visual annunciator.
2. according to claim 1 based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system, its feature exists In described Filtering Processing circuit includes chip U1, connects voltage source, the VIN1 of chip U1 between VS+, VS- pin of chip U1 Pin connects the outfan of current transformer or voltage transformer by resistance R2, and the VIN2 pin of chip U1 is connect by resistance R3 Ground, the GND pin ground connection of chip U1, the LPOUT pin of chip U1 connects processor, the BPOUT pin of chip U1, FADJ2 pin Indirect resistance R4, the HPOUT pin of chip U1, the indirect resistance R5 of FADJ1 pin.
3. according to claim 2 based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system, its feature exists In the computing formula of the parameter of described Filtering Processing circuit is
ω 2 = R U 2 R U 1 · R 4 · R 5 · C 1 · C 2
Q = 1 + R U 4 R 3 1 R U 1 + 1 R U 2 1 R 3 · R 5 · C 1 R U 1 · R U 2 · R 4 · C 2
A = R U 1 R 2
Wherein ω is the natural frequency of Filtering Processing circuit, and Q is the quality factor of Filtering Processing circuit, and A is Filtering Processing circuit Gain, C1, C2, RU1, RU2, RU4 be chip U2 the intrinsic parameter in inside.
4. according to claim 1 based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system, its feature exists In described server includes photographic head address of service acquiring unit, video flowing input acquiring unit, video profile acquisition list Unit, video access authority acquiring unit, video flowing address acquisition unit;
Photographic head address of service acquiring unit, for obtaining the address of service of camera device;
Video flowing inputs acquiring unit, for generating user's access credentials, builds the SOAP data including user name, request function Bag, by HTTP POST mode, soap message is sent on the address of service of photographic head, returns available video flowing input;
Video profile acquiring unit, for sending SOAP request of data to the address of service of photographic head, obtains available regarding Frequency configuration file;
Video access authority acquiring unit, for obtaining the video of corresponding photographic head by video flowing input and video profile The access authority of configuration file;
Video flowing address acquisition unit, for constructing SOAP request message, sends request to the address of service of photographic head, acquisition regards Frequency stream address.
5. according to claim 1 based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system, its feature exists In described transmitting-receiving process module includes Transmit-Receive Unit, sends information configuration unit, sends information analysis unit, stipulations judgement list Unit;
Transmit-Receive Unit, for being sent to the specified circuit of server by FTP mode by the information that information acquisition unit terminal gathers Under footpath, and obtain configuration information and performance information;
Send information configuration unit, for data configuration to be sent is become xml document, obtain the IP port of FTP, for described User name that information acquisition terminal is opened, password, xml document are located local acquisition approach, store path, acquisition time;
Send information analysis module, for xml document is called into FTPClient class sending performance file, call FTPClient Instruction, sets up transmitting path with server, parses all xml document and becomes xml bag;
Stipulations judging unit, for by xml bag, the xml document whether stipulations in accordance with communication protocol, if meeting stipulations, enter Row sends, if not meeting, sending xml document and not meeting stipulations;
Described server includes:Information updating judging unit, information processing filter element, Database Mapping unit, processing information Memory element;
Information updating judging unit, for xml document in multilevel iudge currently received xml bag and reception in a upper acquisition time Xml document whether have renewal, if the new xml document receiving has renewal, this document is preserved to data;
Information processing filter element, for call XML Util.getSafeXMLInputSource function, in xml bag each Xml document carries out information filtering process, and the xml document after filtering is passed to NEPerformance function NEPerformanceMeasInfo class, is parsed and is loaded;
Database Mapping unit, for call in the persistence.xml file of data base NEPerformance class and NEPerformanceMeasInfo class, parsing and load each xml document be mapped to NEPerformance class and The management storage of NEPerformanceMeasInfo apoplexy due to endogenous wind;
Processing information memory element, for by each attribute in the xml document corresponding NEPerformance class declaration that is assigned to Information, and judgement process is carried out to information, treat that all measurement results are all processed and load in NEPerformanceMeasInfo Each variable after, call EntityManager function that information is stored in data base.
6. according to claim 1 based on electric power system on-line monitoring and auxiliary equipment monitoring analysis system, its feature exists In transmitting-receiving process module also includes:Data generating unit, digital signature unit, ciphertext signal generating unit, encrypted session key generate Unit, encryption data transmitting element;
Data generating unit, for generating message summary using the default aes algorithm of server to sent data message;
Digital signature unit, for utilizing the private key pair institute of server using server default public key cryptography mechanism ELGamal The message summary producing is digitally signed;
Ciphertext signal generating unit, for carrying out AES encryption using the default session key of server to data message, obtains ciphertext;
Encrypted session key signal generating unit, for server default public key cryptography mechanism ELGamal AES and utilization The public key encryption session key of server, the data communication session key after being encrypted;
Encryption data transmitting element, for sending jointly to take the ciphertext after the digital signature of generation, encryption and session key Business device;
Server also includes:Encrypted data reception unit, ciphertext decryption unit, summary reduction unit, summary decryption unit, summary Comparison unit;
Encrypted data reception unit, for receiving, by communication network, the data communication meeting that field data acquiring terminal sends Words key, utilizes the session of the private key pair encryption of field data acquiring terminal using public key cryptography mechanism ELGamal decipherment algorithm Key is decrypted, and judge deciphering after session key whether match with default session key, if matched, receive Ciphertext after digital signature and encryption;
Ciphertext decryption unit, for being decrypted to ciphertext using the session key decrypting using default aes algorithm, is obtained To data message;
Summary signal generating unit, for message after being generated, using default aes algorithm, the data message that ciphertext deciphering module is deciphered Summary;
Summary decryption unit, for utilizing field data acquiring terminal to send using default public key cryptography mechanism ELGamal The digital signature receiving is decrypted by public key, obtains the message summary of field data acquiring terminal;
Summary judging unit, for the message summary that summary deciphering module obtained using server default aes algorithm with general Want the rear message summary that generation module generates to carry out contrast to judge, the message summary that such as summary deciphering module obtains and summary generate The rear message summary that module generates is identical, then be judged as that data receiver successfully shows normally, if what summary deciphering module obtained The rear message summary that message summary and summary generation module generate differs, then be judged as improper data, and display is abnormal.
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