CN202206407U - Hardware platform used for detecting mixed line carrier channel - Google Patents
Hardware platform used for detecting mixed line carrier channel Download PDFInfo
- Publication number
- CN202206407U CN202206407U CN2011202607190U CN201120260719U CN202206407U CN 202206407 U CN202206407 U CN 202206407U CN 2011202607190 U CN2011202607190 U CN 2011202607190U CN 201120260719 U CN201120260719 U CN 201120260719U CN 202206407 U CN202206407 U CN 202206407U
- Authority
- CN
- China
- Prior art keywords
- carrier channel
- hardware platform
- joint line
- host computer
- agreement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model discloses a hardware platform used for detecting a mixed line carrier channel; wherein the hardware platform is connected with a host computer, the host computer outputs corresponding data frames by realizing different communication protocols; and the hardware platform comprises a carrier channel detection device and an emulated response terminal which are connected through a mixed line, the carrier channel detection device is connected with the host computer. The hardware platform of the utility model is tightly matched with the host computer, and can realize detection for the mixed line carrier channel through an auto-answer way, thereby fundamentally overcoming the disadvantage that a plurality of workers need to work cooperatively at two ends, and realizing that the whole channel detection can be completed at only one end.
Description
Technical field
The utility model relates to carrier channel and detects, and relates in particular to a kind of hardware platform that the joint line carrier channel detects that is used for.
Background technology
Along with the development of technology, power line carrier communication is applied in distribution automation system, and especially joint line (two end cables, the centre has built on stilts) carrier communication mode is also used to some extent.Adopting joint line is a kind of new trial as carrier channel; Compare with the cable shield carrier communication; What the joint line carrier communication mainly faced is difficulties such as the carrier channel decay is big, bursty interference is strong, and this just to how effectively carrier channel to be tested has higher requirement.
Yet, present detecting instrument, when facing the testing of joint line carrier channel, the testing staff must be according to the pilot project, wiring and the method that detect debugging rules and producer's technical data regulation, and many instruments are used, and pointwise makes an experiment.This just needs several staff to control relevant device (like Fig. 1) at the two ends of circuit, cooperatively interacts and finishes the work, and the result who is obtained also can only pass through the simple showing interface of equipment, and this just requires the staff to be familiar with very much the operational procedure of distinct device.
Summary of the invention
The purpose of the utility model is to overcome the defective of prior art and a kind of hardware platform that the joint line carrier channel detects that is used for is provided; It and host computer closely cooperate; Can realize detection through the mode of automatic-answering back device to the joint line carrier channel; Fundamentally overcome the shortcoming that needs several staff mutual collaborative work, realized that a side can accomplish whole lane testing from two ends.
The technical scheme that realizes above-mentioned purpose is:
A kind of hardware platform that is used for the detection of joint line carrier channel; This hardware platform connects a host computer; Said host computer is through realizing different communications protocol output corresponding data frames; Said hardware platform comprises through a carrier channel checkout gear and an emulation of joint line connection replys the terminal, and said carrier channel checkout gear connects said host computer, wherein:
Said carrier channel checkout gear receives by the Frame of said host computer output and resolves, and generates the relevant detection signal and is sent to said emulation through said joint line according to the result who resolves and reply the terminal; Said emulation is replied the terminal to this detection signal automatic-answering back device, sends answer signal to said carrier channel checkout gear;
Said carrier channel checkout gear receives said answer signal and accomplishes lane testing, and the test data of the expression test result that will obtain feeds back to said host computer.
The above-mentioned hardware platform that is used for the detection of joint line carrier channel, wherein, said joint line is made up of cable and overhead wire, and the two ends of this joint line connect said carrier channel checkout gear through the plug-in coupler respectively and the terminal is replied in said emulation.
The above-mentioned hardware platform that is used for the detection of joint line carrier channel, wherein, described different agreement comprises Modbus agreement, 101 agreements, CDT agreement and self-defined CCTS agreement.
The above-mentioned hardware platform that is used for the detection of joint line carrier channel, wherein, said CCTS agreement is to be the self-defining agreement of test carrier channel quality.
The beneficial effect of the utility model is: the utility model and host computer closely cooperate; Can realize detection through the mode of automatic-answering back device to the joint line carrier channel; Fundamentally overcome the shortcoming that needs several staff mutual collaborative work, realized that a side can accomplish whole lane testing from two ends; Simultaneously can be directed against different communications protocol, under the realization multi-protocols to the test of carrier equipment installation situation.
Description of drawings
Fig. 1 is the Organization Chart of traditional mixing circuit carrier channel detection platform;
Fig. 2 is the Organization Chart of the hardware platform that is used for the detection of joint line carrier channel of the utility model.
Embodiment
To combine accompanying drawing that the present invention is described further below.
See also Fig. 2; A kind of hardware platform that is used for the detection of joint line carrier channel of the utility model; This hardware platform comprises through a carrier channel checkout gear 1 and an emulation of joint line connection replys terminal 2, and carrier channel checkout gear 1 connects host computer 3, wherein:
Host computer 3 is realized Modbus agreement, 101 agreements, CDT agreement and self-defined CCTS agreement, according to these four kinds of different agreement output corresponding data frames;
Carrier channel checkout gear 1 receives by the Frame of host computer 3 outputs and resolves, and generates the relevant detection signal and is sent to emulation through joint line according to the result who resolves and reply terminal 2; 2 pairs of these detection signal automatic-answering back devices in terminal are replied in emulation, send answer signal to carrier channel checkout gear 1;
Carrier channel checkout gear 1 receives above-mentioned answer signal with the completion lane testing, and the test data of the expression test result that will obtain feeds back to host computer 3.3 pairs of test datas of host computer are handled, and present to the user.
Referring to Fig. 2, above-mentioned joint line is made up of cable and overhead wire, and the two ends of this joint line connect carrier channel checkout gear 1 through plug-in coupler 4 respectively and reply terminal 2 with emulation, only need an end to have the people can accomplish lane testing.
Referring to Fig. 1; Traditional mixing circuit carrier channel detection platform; This platform comprises first checkout equipment 5 and second checkout equipment 6 that connects through joint line; First checkout equipment 5 and second checkout equipment 6 are connected in the two ends of joint line respectively through plug-in coupler 4, need several staff mutual collaborative work from two ends, could accomplish lane testing.
The CCTS agreement is to test the carrier channel quality and self-defining agreement, and its all fields all adopt hexadecimal representation; When field was multibyte, low level was preceding, high-order after.Total frame length is no more than 250 bytes; Host computer wait acknowledge time＜=30s.
The message format of CCTS agreement is (table 1) as follows:
In the table 1, the FrameType field is represented test pattern, and on duty is 03 o'clock, and expression host computer 6 is carrying out lane testing to the communication of carrier channel checkout gear 11, and parameter (Parameters) is made as FF entirely, and byte number (DataLength) is 0; On duty is 83 o'clock, and expression carrier channel checkout gear 11 is messages that carrier channel checkout gear 11 returns to the communication of host computer 6, and expression is shaken hands successfully.
When the FrameType value was 04, expression host computer 6 was carrying out the transparent transmission test to the communication of carrier channel checkout gear 11, and parameter (Parameters) is made as FF entirely, and byte number (DataLength) is 0; On duty is 84 o'clock, and expression carrier channel checkout gear 11 is messages that carrier channel checkout gear 11 returns to the communication of host computer 6, and expression is shaken hands successfully.
In the table 1, parameter (Parameters) field is totally 10 bytes, and the parameter of expression passage is specially in order:
2 bytes: baud rate, decimalize;
2 bytes: frequency, decimalize, front two is the frequency range low value, back two is that frequency range is high, unit: (kHz);
1 byte: success or not (00 success, 01 failure);
1 byte: receiving sensitivity, decimalize adds negative sign (dBm);
1 byte: transmitted power, decimalize (W);
1 byte: impedance, decimalize (ohm);
1 byte: postpone unit (10S);
1 byte: channel quality (value scope: 0-7.7 expressions are best).
In the table 1, byte number (DataLength), the byte number of expression data (Data) field;
Data (Data) field length is variable, inserts several bytes that byte number is represented successively since 00 during test;
Verification and (CheckSum) value of field be to from initial symbol (StartByte) field of beginning to all data of data (Data) field, by byte add up and.
Modbus agreement, 101 agreements and CDT agreement all are agreements that testing equipment is installed situation, and carrier channel checkout gear 11 places the main website end, and emulation is replied terminal 12 and placed the slave station end, is divided into following several kinds of situation:
1) Modbus agreement
The simulation main website; The test of test slave station installation situation: the register message is read in transmission according to the Modbus agreement; Installation situation is judged in answer according to slave station, if receive returned packet at official hour, and message to meet Modbus agreement and function code be 0x83 or 0x03; Represent that then the slave station installation situation is normal, otherwise be unusual.
The simulation slave station, test main website installation situation test: wait for message sent always,, represent that then the main website installation situation is normal, otherwise be unusual if receive that at official hour message and message meet the Modbus agreement from main website.
2) CDT agreement
The simulation main website; Test slave station installation situation test: call frame to the slave station transmitting time according to the CDT agreement; Installation situation is judged in answer according to slave station, if receive returned packet at official hour, and message meets the uplink message form of CDT agreement; Represent that then the slave station installation situation is normal, otherwise be unusual.
The simulation slave station, the test of test main website installation situation: wait for the message sent from main website, if receive message at official hour, and message meets the downlink message form of CDT agreement, representes that then the main website installation situation is normal, otherwise is unusual always.
3) 101 agreements
The simulation main website; Test slave station installation situation test: send request link state message, the distant place link packet that resets, request one-level data message and always call message to slave station according to 101 agreements; If receive corresponding returned packet at official hour; And message meets 101 agreements, representes that then the slave station installation situation is normal, otherwise is unusual.
The simulation slave station; Test main website installation situation test: wait for from the main website message sent; If receive the request link state message at official hour, the distant place link packet that resets, request one-level data message or always call message, and message meets 101 protocol massages forms, representes that then the main website installation situation is normal; And return the respective acknowledgement message, otherwise be unusual.
For the test function of better checking system, carried out on-the-spot test on the spot.Under the cooperation of Songjiang electric company and south, city electric company, the circuit of having chosen four sections different situations carries out the trial run of system, has tentatively reached Expected Results, and its concrete test environment and situation be (table 2) as follows:
In sum; The utility model and host computer closely cooperate; Can realize detection through the mode of automatic-answering back device, fundamentally overcome the shortcoming that needs several staff mutual collaborative work, realize that a side can accomplish whole lane testing from two ends to the joint line carrier channel; Simultaneously can be directed against different communications protocol, under the realization multi-protocols to the test of carrier equipment installation situation.
The foregoing description provides to being familiar with personnel in this area and realizes or use the utility model; Being familiar with those skilled in the art can be under the situation of the invention thought that does not break away from the utility model; The foregoing description is made various modifications or variation; Thereby the protection range of the utility model do not limit by the foregoing description, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (4)
1. one kind is used for the hardware platform that the joint line carrier channel detects; This hardware platform connects a host computer; Said host computer is characterized in that through realizing different communications protocol output corresponding data frames said hardware platform comprises through a carrier channel checkout gear and an emulation of joint line connection replys the terminal; Said carrier channel checkout gear connects said host computer, wherein:
Said carrier channel checkout gear receives by the Frame of said host computer output and resolves, and generates the relevant detection signal and is sent to said emulation through said joint line according to the result who resolves and reply the terminal; Said emulation is replied the terminal to this detection signal automatic-answering back device, sends answer signal to said carrier channel checkout gear;
Said carrier channel checkout gear receives said answer signal and accomplishes lane testing, and the test data of the expression test result that will obtain feeds back to said host computer.
2. the hardware platform that is used for the detection of joint line carrier channel according to claim 1; It is characterized in that; Said joint line is made up of cable and overhead wire, and the two ends of this joint line connect said carrier channel checkout gear through the plug-in coupler respectively and the terminal is replied in said emulation.
3. the hardware platform that is used for the detection of joint line carrier channel according to claim 1 is characterized in that described different agreement comprises Modbus agreement, 101 agreements, CDT agreement and self-defined CCTS agreement.
4. the hardware platform that is used for the detection of joint line carrier channel according to claim 1 is characterized in that, said CCTS agreement is to be the self-defining agreement of test carrier channel quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202607190U CN202206407U (en) | 2011-07-22 | 2011-07-22 | Hardware platform used for detecting mixed line carrier channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202607190U CN202206407U (en) | 2011-07-22 | 2011-07-22 | Hardware platform used for detecting mixed line carrier channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202206407U true CN202206407U (en) | 2012-04-25 |
Family
ID=45970502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202607190U Expired - Lifetime CN202206407U (en) | 2011-07-22 | 2011-07-22 | Hardware platform used for detecting mixed line carrier channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202206407U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104717099A (en) * | 2013-12-11 | 2015-06-17 | 国网上海市电力公司 | Carrier wave channel testing system |
| GB2530275A (en) * | 2014-09-16 | 2016-03-23 | Reactive Technologies Ltd | Broadcast channel testing |
-
2011
- 2011-07-22 CN CN2011202607190U patent/CN202206407U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104717099A (en) * | 2013-12-11 | 2015-06-17 | 国网上海市电力公司 | Carrier wave channel testing system |
| GB2530275A (en) * | 2014-09-16 | 2016-03-23 | Reactive Technologies Ltd | Broadcast channel testing |
| GB2530275B (en) * | 2014-09-16 | 2017-02-01 | Reactive Tech Ltd | Broadcast channel testing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8107491B2 (en) | System and method for providing communication between intelligent electronic devices via an open channel | |
| CN102809937B (en) | PLC and 1553B based portable equivalent device for carrier rocket test-launch control system | |
| CN107167680B (en) | RTDS-based power distribution network distributed test system | |
| CN103023708B (en) | The method of testing of communication protocol interface and system | |
| CN102355378B (en) | Carrier channel testing system | |
| CN103117890A (en) | Device for testing concentrator local communication module interface protocol | |
| CN109327338A (en) | A kind of electricity information acquisition system master station method for testing pressure and system based on virtual terminal | |
| CN102594829B (en) | Baseband switching equipment and switching method thereof | |
| CN202206407U (en) | Hardware platform used for detecting mixed line carrier channel | |
| CN110708206A (en) | Method and equipment for measuring air interface time delay of base station | |
| CN107294565A (en) | A kind of termination of emulation test system | |
| CN104155570A (en) | Cable checking device | |
| CN101668228B (en) | Device and method for testing interface | |
| CN201114126Y (en) | Multi- net opening test device | |
| CN108519936A (en) | A kind of verification system and method for useful load subsystem data transmission bus | |
| CN203027289U (en) | System for realizing serial communication among computer, host computer and slave computer | |
| CN217562026U (en) | Serial port adapter plate and system of hardware simulation accelerator | |
| CN103472818A (en) | Protocol conformance test platform and test method for train control and management system | |
| CN107294630B (en) | Simulation test system of carrier wave-micropower dual-mode module | |
| CN102655441A (en) | Communication automatic error correction coding method and system | |
| CN114337802A (en) | Transformer substation fiber alignment device and method | |
| CN204008963U (en) | The trouble-shooter of Intelligent protective device for substation | |
| CN1845478B (en) | Simulator apparatus and method for testing remote communication monitoring system | |
| CN109981394B (en) | Communication method and device based on enhanced CAN bus protocol analyzer | |
| CN106130829A (en) | A kind of bus test method and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI ELECTRIC COMMUNICATION CO., LTD. Free format text: FORMER OWNER: SHANGHAI SINAN ELECTRIC POWER COMMUNICATION CO., LTD. Effective date: 20120611 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201100 MINHANG, SHANGHAI TO: 200001 HUANGPU, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120611 Address after: 3, No. 246 middle Jiangxi Road, No. 200001, Shanghai, Huangpu District Co-patentee after: Shanghai Electric Power Corporation Patentee after: Shanghai Electric Power Communication Co., Ltd. Address before: 201100, room 2888, 320 Gu Dai Road, Shanghai, Minhang District Co-patentee before: Shanghai Electric Power Corporation Patentee before: Shanghai Sinan Electric Power Communication Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120425 |
|
| CX01 | Expiry of patent term |