CN104361796A - Electric energy metering device simulation training platform - Google Patents
Electric energy metering device simulation training platform Download PDFInfo
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- CN104361796A CN104361796A CN201410547940.2A CN201410547940A CN104361796A CN 104361796 A CN104361796 A CN 104361796A CN 201410547940 A CN201410547940 A CN 201410547940A CN 104361796 A CN104361796 A CN 104361796A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/188—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for motors; for generators; for power supplies; for power distribution
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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Abstract
The invention discloses an electric energy metering device simulation training platform. The electric energy metering device simulation training platform comprises a cabinet, an acquisition terminal, a main three-phase electric energy meter, an auxiliary three-phase electric energy meter, a main meter junction box, an auxiliary meter junction box and terminal blocks. A 220V alternating-current power supply supplies power to the acquisition terminal, the main three-phase electric energy meter and the auxiliary three-phase electric energy meter; the main three-phase electric energy meter and the auxiliary three-phase electric energy meter are respectively connected with the acquisition terminal through a 485 communication interface; the acquisition terminal, the main three-phase electric energy meter, the auxiliary three-phase electric energy meter, the main meter junction box, the auxiliary meter junction box and the terminal blocks are connected to form A-phase, B-phase and C-phase voltage and current circuits. The electric energy metering device simulation training platform has the advantages that actual operation conditions of the onsite electric energy meters and the acquisition terminal are simulated under off-site test room conditions, all work contents of metering and acquisition operations of a substation are covered, requirements on staff training and defect elimination simulation are met, and safety and stability in operation of electrical metering equipment and efficiency in stable acquisition of electric quantity data are improved; further, equipment movement is facilitated owing to wheels mounted at the bottom of the cabinet.
Description
Technical field
The present invention relates to a kind of training on electric power analogue means, especially a kind of electric power meter simulation training platform.
Background technology
Electric quantity data information power system stability is run and sales service particularly important, and in Current Domestic network system, these data carry out Collection and analysis mainly through power information acquisition system.Power information acquisition system, it integrates data acquisition, transmission, storage, data processing, automatic uploading data of can fixing a point, and also can call the various data of survey in main website together by demand.But wherein arbitrary link goes wrong, all the accuracy of electricity can be gathered by influential system.Because power information acquisition system is a complexity and huge system, the equipment that it relates to is numerous, therefore causes the reason of image data exception very complicated.But it occurs that abnormal main cause is classified as four parts such as electric energy meter, acquisition terminal, passage, main website; And for being engaged in execute-in-place technician, the problem faced by main concentrates on actual electric power meter, i.e. electric energy meter and acquisition terminal.Electric energy meter is generally connected with acquisition terminal by 485 lines, realizes uploading and receiving and dispatching of electric quantity data.Current electric power meter and relevant measurement loop have that complicated operation, connection type are various, the dangerous larger feature of work on the spot.The employee newly worked is usually due under equipment running status, and cannot obtain sufficient training, lack corresponding practical experience, the further safe and stable operation affecting equipment, causes potential safety hazard and economic loss.
Summary of the invention
The technical problem to be solved in the present invention is the electric power meter simulation training platform providing a kind of simulated field electric energy meter, acquisition terminal practical operation situation under non-at-scene testing laboratory's situation.
The technical solution used in the present invention is:
A kind of electric energy metrical analog training device, comprises cabinet and the acquisition terminal be arranged on cabinet, three-phase electric energy master meter 1DN, three-phase electric energy subtabulation 2DN, master meter terminal box 1JH, subtabulation terminal box 2JH, terminal block;
The ac power input end of described acquisition terminal, three-phase electric energy master meter 1DN and three-phase electric energy subtabulation 2DN and output terminal connect corresponding output end and the input end of 220V AC power respectively; Described three-phase electric energy master meter 1DN is connected with acquisition terminal respectively by 485 communication interfaces with three-phase electric energy subtabulation 2DN;
The A phase current input end IA of described terminal block connects the A phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the A phase current output terminal of described three-phase electric energy master meter 1DN connects the A phase phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block and subtabulation terminal box 2JH, the A phase current output terminal of described three-phase electric energy subtabulation 2DN meets the A phase current output terminal NA of described terminal block through described subtabulation terminal box 2JH;
The B phase current input end IB of described terminal block connects the B phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the B phase current output terminal of described three-phase electric energy master meter 1DN connects the B phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block and subtabulation terminal box 2JH, the B phase current output terminal of described three-phase electric energy subtabulation 2DN meets the B phase current output terminal NB of described terminal block through described subtabulation terminal box 2JH;
The C phase current input end IC of described terminal block connects the C phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the C phase current output terminal of described three-phase electric energy master meter 1DN connects the C phase phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block and subtabulation terminal box 2JH, the C phase current output terminal of described three-phase electric energy subtabulation 2DN meets the C phase current output terminal NC of described terminal block through described subtabulation terminal box 2JH;
Be connected with the current output terminal N of described terminal block after A phase current output terminal NA, B phase current output terminal NB of described terminal block links together with C phase current output terminal NC;
A ', the B ' of described three-phase electric energy master meter 1DN, C ', N ' connect A, B, C, N phase of three line four circuitry phases mutually respectively through the respective terminal of described master meter terminal box 1JH and the respective terminal of described terminal block;
A ', the B ' of described three-phase electric energy subtabulation 2DN, C ', N ' connect A, B, C, N phase of three line four circuitry phases mutually respectively through the respective terminal of described subtabulation terminal box 2JH and the respective terminal of described terminal block.
Further, described bottom of cabinet bulk is equipped with transportable wheel.
The beneficial effect adopting technique scheme to produce is:
1, under non-at-scene testing laboratory's situation, simulated field electric energy meter, acquisition terminal practical operation situation, cover whole actions of transformer station's metering and capturing service, meet the requirement of simulation defect elimination and staffs training.It provides abundanter training method for transformer station's metrological operation, improve the result of training of electric system person skilled, can alleviate operating risk further, the safety and stability degree that raising electrical metering equipment runs and electric quantity data stablize the efficiency of collection.
2, cabinet is equipped with movable pulley and moves in testing laboratory, conveniently connects and draws power supply.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the front view of the embodiment of the present invention 1.
Fig. 2 is the rear view of the embodiment of the present invention 1.
Fig. 3 is the current circuit connections schematic diagram of the embodiment of the present invention 1.
Fig. 4 is the voltage circuit elementary diagram of the embodiment of the present invention 1.
1-cabinet, 2-acquisition terminal, 3-connects wire, 4-terminal block.
Embodiment
A kind of electric energy metrical analog training device, comprises cabinet 1 and the acquisition terminal 2 be arranged on cabinet 1, three-phase electric energy master meter 1DN, three-phase electric energy subtabulation 2DN, master meter terminal box 1JH, subtabulation terminal box 2JH, terminal block 4;
The ac power input end of described acquisition terminal 2, three-phase electric energy master meter 1DN and three-phase electric energy subtabulation 2DN and output terminal connect corresponding output end and the input end of 220V AC power respectively; Described three-phase electric energy master meter 1DN is connected with acquisition terminal 2 respectively by 485 communication interfaces with three-phase electric energy subtabulation 2DN;
The A phase current input end IA of described terminal block 4 connects the A phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the A phase current output terminal of described three-phase electric energy master meter 1DN connects the A phase phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block 4 and subtabulation terminal box 2JH, the A phase current output terminal of described three-phase electric energy subtabulation 2DN meets the A phase current output terminal NA of described terminal block 4 through described subtabulation terminal box 2JH;
The B phase current input end IB of described terminal block 4 connects the B phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the B phase current output terminal of described three-phase electric energy master meter 1DN connects the B phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block 4 and subtabulation terminal box 2JH, the B phase current output terminal of described three-phase electric energy subtabulation 2DN meets the B phase current output terminal NB of described terminal block 4 through described subtabulation terminal box 2JH;
The C phase current input end IC of described terminal block 4 connects the C phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the C phase current output terminal of described three-phase electric energy master meter 1DN connects the C phase phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block 4 and subtabulation terminal box 2JH, the C phase current output terminal of described three-phase electric energy subtabulation 2DN meets the C phase current output terminal NC of described terminal block 4 through described subtabulation terminal box 2JH;
Be connected with the current output terminal N of described terminal block 4 after A phase current output terminal NA, B phase current output terminal NB of described terminal block 4 links together with C phase current output terminal NC;
A phase current input end IA, B phase current input end IB, C phase current input end IC of described terminal block 4 is respectively used to be connected with N terminal the corresponding output end and input end that return described three-phase alternating current-direct current power source;
A ', the B ' of described three-phase electric energy master meter 1DN, C ', N ' connect A, B, C, N phase of three line four circuitry phases mutually respectively through the respective terminal of described master meter terminal box 1JH and the respective terminal of described terminal block 4;
A ', the B ' of described three-phase electric energy subtabulation 2DN, C ', N ' connect A, B, C, N phase of three line four circuitry phases mutually respectively through the respective terminal of described subtabulation terminal box 2JH and the respective terminal of described terminal block 4.
Further, bottom described cabinet 1, transportable wheel is housed, can moves in testing laboratory, conveniently connect and draw power supply.
In the present embodiment, first the AC power of 220V is incorporated into acquisition terminal 2, three-phase electric energy master meter 1DN and three-phase electric energy subtabulation 2DN, as the auxiliary external power supply of two kinds of equipment by terminal block 4; Then, Huang, green, red trichromatism 2.5mm is used respectively
2connection wire 3 by terminal block 4, three-phase electric energy master meter 1DN, three-phase electric energy subtabulation 2DN, master meter terminal box 1JH and subtabulation terminal box 2JH are carried out wiring according to voltage, current return; By terminal block 4, electric energy meter is accessed acquisition terminal 2 with 485 lines.
Current return schematic diagram is shown in Fig. 2, and voltage circuit schematic diagram is shown in Fig. 3.In the present embodiment, conductor connections is as shown in table 1.By three-phase alternating current-direct current power source, the electric current, the magnitude of voltage that meet on-the-spot physical condition are input in loop, i.e. IA, IB, IC terminal of the A phase of three-phase alternating current-direct current power source, B phase and C phase current output terminal connecting terminal row 4 respectively, electric current A, B, C of three-phase alternating current-direct current power source input NA, NB, NC terminal of termination connecting terminal row 4, UA, UB, UC, UN terminal of the A phase of three-phase alternating current-direct current power source, B phase and C phase voltage and zero phase voltage connecting terminal row 4 respectively;
A phase current flows through successively: the IA terminal of terminal block 4, and---------------------------------terminal 4 of subtabulation terminal box 2JH---2JH4 terminal of terminal block 4---the NA terminal of terminal block 4 forms A phase current loop to the A phase current output terminal of three-phase electric energy subtabulation 2DN to the A phase current input end of three-phase electric energy subtabulation 2DN to the terminal 2 of subtabulation terminal box 2JH to the 2JH2 terminal of terminal block to the 1JH4 terminal of terminal block to the terminal 4 of master meter terminal box 1JH to the A phase current output terminal of three-phase electric energy master meter 1DN to the A phase current input end of three-phase electric energy master meter 1DN to the terminal 2 of master meter terminal box 1JH to the 1JH2 terminal of terminal block.
B phase current flows through successively: the IB terminal of terminal block 4, and---------------------------------terminal 8 of subtabulation terminal box 2JH---2JH8 terminal of terminal block 4---the NB terminal of terminal block 4 forms B phase current loop to the B phase current output terminal of three-phase electric energy subtabulation 2DN to the B phase current input end of three-phase electric energy subtabulation 2DN to the terminal 6 of subtabulation terminal box 2JH to the 2JH6 terminal of terminal block to the 1JH8 terminal of terminal block to the terminal 8 of master meter terminal box 1JH to the B phase voltage output terminal of three-phase electric energy master meter 1DN to the B phase current input end of three-phase electric energy master meter 1DN to the terminal 6 of master meter terminal box 1JH to the 1JH6 terminal of terminal block.
C phase current flows through successively: the IC terminal of terminal block 4, and---------------------------------terminal 12 of subtabulation terminal box 2JH---2JH12 terminal of terminal block 4---the NC terminal of terminal block 4 forms C phase current loop to the C phase current output terminal of three-phase electric energy subtabulation 2DN to the C phase current input end of three-phase electric energy subtabulation 2DN to the terminal 10 of subtabulation terminal box 2JH to the 2JH10 terminal of terminal block to the 1JH12 terminal of terminal block to the terminal 12 of master meter terminal box 1JH to the C phase current output terminal of three-phase electric energy master meter 1DN to the C phase current input end of three-phase electric energy master meter 1DN to the terminal 10 of master meter terminal box 1JH to the 1JH10 terminal of terminal block.
Master meter A phase voltage: the UA terminal of terminal block 4---the 1JH1 terminal of terminal block---master meter terminal box terminal 1---three-phase electric energy master meter A phase voltage
Subtabulation A phase voltage: the UA terminal of terminal block 4---the 2JH1 terminal of terminal block---subtabulation terminal box terminal 1---three-phase electric energy subtabulation A phase voltage
Master meter B phase voltage: the UB terminal of terminal block 4---the 1JH5 terminal of terminal block---master meter terminal box terminal 5---three-phase electric energy master meter B phase voltage
Subtabulation B phase voltage: the UB terminal of terminal block 4---the 2JH5 terminal of terminal block---subtabulation terminal box terminal 5---three-phase electric energy subtabulation B phase voltage
Master meter C phase voltage: the UC terminal of terminal block 4---the 1JH9 terminal of terminal block---master meter terminal box terminal 9---three-phase electric energy master meter C phase voltage
Subtabulation C phase voltage: the UC terminal of terminal block 4---the 2JH9 terminal of terminal block---subtabulation terminal box terminal 9---three-phase electric energy subtabulation C phase voltage
Master meter N phase voltage: the UN terminal of terminal block 4---the 1JH13 terminal of terminal block---master meter terminal box terminal 13---three-phase electric energy master meter N phase voltage
Subtabulation N phase voltage: the UN terminal of terminal block 4---the 2JH13 terminal of terminal block---subtabulation terminal box terminal 13---three-phase electric energy subtabulation N phase voltage
By the power lead both positive and negative polarity of interchange 220 respectively connecting terminal row A ~, N ~, start power supply, electric energy meter and acquisition terminal can be started shooting, and training position gets final product work.
Table 1
Claims (2)
1. an electric energy metrical analog training device, is characterized in that: comprise cabinet (1) and be arranged on acquisition terminal (2) on cabinet (1), three-phase electric energy master meter 1DN, three-phase electric energy subtabulation 2DN, master meter terminal box 1JH, subtabulation terminal box 2JH, terminal block (4);
Described three-phase electric energy master meter 1DN is connected with acquisition terminal (2) respectively by 485 communication interfaces with three-phase electric energy subtabulation 2DN;
The A phase current input end IA of described terminal block (4) connects the A phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the A phase current output terminal of described three-phase electric energy master meter 1DN connects the A phase phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block (4) and subtabulation terminal box 2JH, the A phase current output terminal of described three-phase electric energy subtabulation 2DN meets the A phase current output terminal NA of described terminal block (4) through described subtabulation terminal box 2JH;
The B phase current input end IB of described terminal block (4) connects the B phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the B phase current output terminal of described three-phase electric energy master meter 1DN connects the B phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block (4) and subtabulation terminal box 2JH, the B phase current output terminal of described three-phase electric energy subtabulation 2DN meets the B phase current output terminal NB of described terminal block (4) through described subtabulation terminal box 2JH;
The C phase current input end IC of described terminal block (4) connects the C phase current input end of described three-phase electric energy master meter 1DN through the respective terminal of described master meter terminal box 1JH, the C phase current output terminal of described three-phase electric energy master meter 1DN connects the C phase phase current input end of described three-phase electric energy subtabulation 2DN successively through the respective terminal of described master meter terminal box 1JH, terminal block (4) and subtabulation terminal box 2JH, the C phase current output terminal of described three-phase electric energy subtabulation 2DN meets the C phase current output terminal NC of described terminal block (4) through described subtabulation terminal box 2JH;
Be connected with the current output terminal N of described terminal block (4) after A phase current output terminal NA, B phase current output terminal NB of described terminal block (4) links together with C phase current output terminal NC;
A phase current input end IA, B phase current input end IB, C phase current input end IC of described terminal block (4) is respectively used to be connected with N terminal the corresponding output end and input end that return described three-phase alternating current-direct current power source;
A ', the B ' of described three-phase electric energy master meter 1DN, C ', N ' connect A, B, C, N phase of three line four circuitry phases mutually respectively through the respective terminal of described master meter terminal box 1JH and the respective terminal of described terminal block (4);
A ', the B ' of described three-phase electric energy subtabulation 2DN, C ', N ' connect A, B, C, N phase of three line four circuitry phases mutually respectively through the respective terminal of described subtabulation terminal box 2JH and the respective terminal of described terminal block (4).
2. electric power meter simulation training platform according to claim 1, is characterized in that: transportable wheel is equipped with in described cabinet (1) bottom.
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| CN201410547940.2A CN104361796B (en) | 2014-10-16 | 2014-10-16 | Electric energy metering device simulation training platform |
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| CN201410547940.2A CN104361796B (en) | 2014-10-16 | 2014-10-16 | Electric energy metering device simulation training platform |
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Cited By (5)
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| CN104751719A (en) * | 2015-04-10 | 2015-07-01 | 王永刚 | Digital power source for power training apparatus |
| CN104794967A (en) * | 2015-05-20 | 2015-07-22 | 国家电网公司 | High-voltage electric energy metering gauge mounting and wiring analysis comprehensive practical training device |
| CN106205269A (en) * | 2016-09-19 | 2016-12-07 | 国家电网公司 | A kind of temperature measuring equipment simulated training table |
| CN108982937A (en) * | 2018-05-08 | 2018-12-11 | 国网天津市电力公司 | A kind of system for solving high pressure meter power loss and can not far adopting communication |
| CN111415546A (en) * | 2020-05-28 | 2020-07-14 | 广东电网有限责任公司培训与评价中心 | Serial-type electric energy measurement emulation training device that works a telephone switchboard |
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| CN104361796B (en) | 2017-05-24 |
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