CN206379025U - Electric energy metrical actual training device - Google Patents
Electric energy metrical actual training device Download PDFInfo
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- CN206379025U CN206379025U CN201620708451.5U CN201620708451U CN206379025U CN 206379025 U CN206379025 U CN 206379025U CN 201620708451 U CN201620708451 U CN 201620708451U CN 206379025 U CN206379025 U CN 206379025U
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Abstract
A kind of electric energy metrical actual training device, including：Electric power incoming line simulator, for providing power supply；Breaker input in distribution analogue unit is connected by the primary side of the first current transformer with electric power incoming line simulator, the primary side and secondary side of first current transformer are connected to first the first line bank of connecting terminal box, and the second line bank is connected to the first three-phase and four-line electric energy meter；Single-phase user's distribution box input in single-phase user's analogue unit is connected to breaker output end, and single-phase user's distribution box output end is respectively connecting to each load in the first fictitious load group by each single-phase electric energy meter in Single-phase supply meter case；Transformer metering analog module and straight-through electronic energy meter metering analog module in three-phase user's analogue unit are connected with breaker output end respectively.It can realize that the one or more simulations in main circuit failure, measurement loop failure and electrical energy meter fault that real training is powered in metering are set, so as to expand electric energy metrical actual training device function.
Description
Technical field
The utility model is related to training actual training device field, and in particular to a kind of electric energy metrical actual training device.
Background technology
Electric power meter is that in electricity transaction " scale ", the whether accurate of it is directly connected to each side in electric power dealing
Interests.Therefore, grasp electric power meter and install particularly significant for electric power practitioner with trouble shoot.Electric energy metrical is real
Training apparatus is to need to develop for electric power practitioner lifting measurement service.But existing electric energy metrical actual training device function compared with
For single, only metering device false wiring simulation and training function, or indivedual metering fault simulation and training functions.Electric energy metrical is real
Training apparatus training function deficiency causes ginseng training personnel to contact actual metered failure mode in study and be restricted, it is impossible to more comprehensive
Lifting electric power practitioner's electric energy metrical business skill.
Therefore, electric energy metrical actual training device function how is expanded, electric power practitioner is more comprehensively received reality
Instruction becomes urgent problem to be solved.
Utility model content
The technical problems to be solved in the utility model be expand electric energy metrical actual training device function, can provide compared with
Tested for comprehensive real training.
Therefore, including the utility model discloses a kind of electric energy metrical actual training device：Electric power incoming line simulator, for simulating
User's power distribution network, power supply is provided to electric energy metrical actual training device；Distribution analogue unit, including：Breaker, the first Current Mutual Inductance
Device, the first connecting terminal box and the first three-phase and four-line electric energy meter；The input of breaker by the first current transformer once
Side is connected with electric power incoming line simulator；The primary side and secondary side of first current transformer are connected to the of the first connecting terminal box
One line bank；Second line bank of the first connecting terminal box is connected to the first three-phase and four-line electric energy meter；First connecting terminal box
Turned on one by one between first line bank and the second line bank of the first connecting terminal box；Single-phase user's analogue unit, including：It is single-phase
User's distribution box, Single-phase supply meter case and the first fictitious load group；The output end of breaker is connected to single-phase user's distribution box
Input；The output end of single-phase user's distribution box is respectively connecting to by each single-phase electric energy meter in Single-phase supply meter case
Each load in first fictitious load group；Each single-phase electric energy meter is corresponded with each load respectively；Three-phase user simulates
Unit, including：Transformer metering analog module and straight-through electronic energy meter metering analog module, transformer metering analog module and straight-through
Electric energy meter metering analog module is connected with the output end of breaker respectively.Preferably, single-phase user's distribution box includes：Single-phase user
Distribution master switch, single-phase subscriber's drop switch and single-phase user's outlet switch, the output end of breaker and single-phase user's distribution are total
Switch, single-phase subscriber's drop switch, the input of each single-phase electric energy meter in Single-phase supply meter case are sequentially connected in series；It is single-phase to use
Each in the output end of each single-phase electric energy meter in the ammeter box of family and single-phase user's outlet switch, the first fictitious load group is born
Load is sequentially connected in series.
Preferably, transformer metering analog module includes：Three-phase user distribution box, three-phase electric supply meter case and the second simulation
Load；The output end of breaker is connected to the input of three-phase user's distribution box, and three-phase user's distribution box output end passes through three-phase
The output end of electric supply meter case is connected to the second fictitious load.
Preferably, straight-through electronic energy meter metering analog module includes：Three-phase user batch meter and the 3rd fictitious load；Three-phase is used
The input of family batch meter is connected to breaker output end, and the output end of three-phase user's batch meter is connected with the 3rd fictitious load.
Preferably, three-phase user distribution box includes：First three-phase service entrance switch, the second current transformer and the first three-phase go out
Wiretap；The output end of breaker, the first three-phase service entrance switch, the primary side of the second current transformer, the first three-phase outlet are opened
Close and the second fictitious load is sequentially connected in series；The primary side and secondary side of second current transformer are connected to three-phase electric supply meter case
Input.
Preferably, three-phase electric supply meter case includes：Second connecting terminal box and the second three-phase and four-line electric energy meter, the second wiring
The line bank of terminal board first is connected with the primary side and secondary side of the second current transformer；Second three-phase and four-line electric energy meter and second
The second line bank connection of connecting terminal box；First line bank of the first connecting terminal box and the second of the first connecting terminal box connect
Turned on one by one between line row.
Preferably, three-phase user batch meter includes：Three-phase and four-line straight-through electronic energy meter, the second three-phase service entrance switch and the two or three
Phase outlet switch, the output end of breaker, the second three-phase service entrance switch, three-phase and four-line straight-through electronic energy meter, the second three-phase outlet are opened
Close, the 3rd fictitious load is sequentially connected in series.
The electric energy metrical actual training device that the utility model embodiment is provided, power supply is provided by electric power incoming line simulator；Match somebody with somebody
Breaker input in electrical analogue unit is connected by the primary side of the first current transformer with electric power incoming line simulator, and first
The primary side and secondary side of current transformer are connected to first the first line bank of connecting terminal box, and the second line bank is connected to first
Three-phase and four-line electric energy meter, can set the main circuit failure in metering actual training device, main metering loop fault；Single-phase user's simulation
Single-phase user's distribution box input in unit is connected to breaker output end, and single-phase user's distribution box output end is used by single-phase
Each single-phase electric energy meter in the ammeter box of family is respectively connecting to each load in the first fictitious load group, and simulation can be set single
Single-phase electric energy meter failure in phase user；Transformer metering analog module and straight-through electronic energy meter metering in three-phase user's analogue unit
Analog module is connected with breaker output end respectively, and wherein transformer metering analog module can set three-phase user to access mutual inductance
The measurement loop failure of device；Straight-through electronic energy meter metering analog module can set no transformer three-phase user measurement loop failure.
It can realize that real training is powered main circuit failure in metering, main metering loop fault, single-phase electric energy meter failure, three in single-phase user
Phase user mutual inductance measurement loop failure and set without one or more simulations in transformer three-phase user's measurement loop failure
Put, so as to expand electric energy metrical actual training device function, electric power practitioner is more comprehensively received real training.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the wiring schematic diagram of electric energy metrical actual training device in the utility model embodiment 1；
Fig. 2 is the wiring schematic diagram of single-phase user's analogue unit in the utility model embodiment 1；
Fig. 3 is the wiring schematic diagram of three-phase user's analogue unit in the utility model embodiment 1.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
The connection of two element internals is can also be, can be wireless connection or wired connection.In addition, term " first ",
" second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.For the common of this area
For technical staff, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
As long as in addition, technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict can just be combined with each other.
Embodiment 1
The present embodiment provides a kind of electric energy metrical actual training device, as shown in figure 1, the electric energy metrical actual training device includes：Electricity
Source inlet wire simulator 4, distribution analogue unit 1, single-phase user's analogue unit 2 and three-phase user analogue unit 3, wherein：
Electric power incoming line simulator 4 is used for analog subscriber power distribution network, and power supply is provided to electric energy metrical actual training device.Specific
In embodiment, electric power incoming line simulator 4 can be able to be electric energy meter with the user's distribution network or power distribution station in simulating actual conditions
Measure actual training device and three-phase four-wire power is provided.External commercial power can access distribution analogue unit 1 by electric power incoming line simulator 4.
Distribution analogue unit 1 includes：Breaker 11, the first current transformer 12, the first connecting terminal box 13 and the 1st
The line electric energy meter 14 of phase four；Primary side and electric power incoming line simulator 4 that the input of breaker 11 passes through the first current transformer 12
Connection；The primary side and secondary side of first current transformer 12 are connected to the first line bank of the first connecting terminal box 13；First
Second line bank of connecting terminal box 13 is connected to the first three-phase and four-line electric energy meter 14；First wiring of the first connecting terminal box 13
Turned on one by one between row and the second line bank of the first connecting terminal box 13.In the particular embodiment, three-phase four-wire power leads to
Cross after electric power incoming line simulator 4, wherein A, B, C triple line as shown in Figure 1 passes through corresponding first current transformer 12 respectively
Primary side be connected to the input of breaker 11, N phase lines can be without breaker 11.Specifically, distribution analogue unit 1 is gone back
Disconnecting link 15 can be set between the first Current Mutual Inductance simulator 12 and breaker 11, and electric power incoming line simulator 4, the first electric current are mutual
Primary side, disconnecting link 15 and the breaker 11 of sensor 12 are sequentially connected in series the main circuit that may be constructed electric energy metrical actual training device, at this
Major loop failure can be set using the line between each device and each device of above-mentioned composition major loop in embodiment, for example may be used
To set one or more failures in major loop false wiring, phase shortage, disconnected phase；The primary side and two of first current transformer 12
Secondary side is respectively connecting to the first line bank of the first connecting terminal box 13, and the second line bank of the first connecting terminal box 13 is connected to
First three-phase and four-line electric energy meter 14, can constitute main metering loop.In the present embodiment, the first connecting terminal box 13 can be passed through
The first line bank and the second line bank set power supply unit simulated failure, the first line bank and the second line bank can be exchanged
It is general, and can flexible mounting and dismounting lines, for example, it is possible to use the first line bank and the second line bank set measuring error wiring,
One or more failures in phase shortage, disconnected phase, electric current reversed polarity and negative phase sequence, by set major loop and main metering loop one
Kind or various faults ensure the diversity of the fault type simulated of electric energy metrical actual training device, expand electric energy metrical real training dress
The function of putting.
Single-phase user's analogue unit 2 includes：Single-phase user's distribution box 21, the fictitious load of Single-phase supply meter case 22 and first
Group 23；The output end of breaker 11 is connected to the input of single-phase user's distribution box 21；The output end of single-phase user's distribution box 21
Each load in 23 groups of the first fictitious load is respectively connecting to by each single-phase electric energy meter in Single-phase supply meter case 22；
Each single-phase electric energy meter is corresponded with each load respectively.In the particular embodiment, single-phase user's analogue unit 2 is single-phase
The input of user's distribution box 21 is connected by the output end with breaker 11 can make single-phase user's analogue unit 2 access main electricity
Each in three-phase four-wire power single-phase is respectively connected to single-phase use by road, three-phase four-wire power after single-phase user's distribution box 21
Each single-phase electric energy meter in each single-phase electric energy meter in family ammeter box 22, Single-phase supply meter case 22 is connected correspondingly
To each load of fictitious load group 23.Specifically, each phase line in three phase mains can correspond to and connect three single-phase electric energies
Table, Single-phase supply meter case 22 can set nine single-phase electric energy meters, can set nine kinds of differences according to nine single-phase electric energy meters
Failure, nine single-phase electric energy meters as shown in Figure 2, the first single-phase electric energy meter 2211 can set white screen failure, and second is single-phase
Electric energy meter 2212 can set black screen trouble, and the 3rd single-phase electric energy meter 2213 can set clock failure, the 4th single-phase electric energy meter
2214 can set the low failure of clock power voltage, and the 5th single-phase electric energy meter 2215 can set serial communication module failure, the
Six single-phase electric energy meters 2216 can set inconsistent failure inside and outside table number, and the 7th single-phase electric energy meter 2217 can set reverse metering
Failure, the 8th single-phase electric energy meter 2218 and the 9th single-phase electric energy meter 2219 can set metering to visit one house after another failure, specifically implement
The one or more in above-mentioned failure can be set in example.The function of electric energy metrical actual training device is further expanded.Need
It is bright, nine single-phase electric energy meters are listed in the present embodiment, but more or less single-phase electric energy meters are all feasible.
Three-phase user analogue unit 3, including：Transformer metering analog module 31 and straight-through electronic energy meter metering analog module
32, transformer metering analog module 31 and straight-through electronic energy meter metering analog 32 output end respectively with breaker 11 of module are connected.
In the present embodiment, transformer metering analog module 31 and straight-through electronic energy meter metering analog module 32 are defeated with breaker 11 respectively
Go out end connection, three-phase user analogue unit 3 can be made to be connected with the main circuit of electric energy metrical actual training device, make three-phase four-wire power
Access in three-phase user analogue unit 3.In the present embodiment, transformer metering analog module 31 and straight-through electronic energy meter can be passed through
Metering analog module 32 can set three-phase user to access the measurement loop failure of transformer and without transformer three-phase user respectively
Measurement loop failure.The function of electric energy metrical actual training device is further expanded.
The main circuit failure in metering can be set in distribution analogue unit by providing power supply by electric power incoming line simulator
With main metering loop fault；Single-phase electric energy meter failure in the single-phase user of simulation can be set in single-phase user's analogue unit；Three-phase
Transformer metering analog module can set the measurement loop failure of three-phase user access transformer in user's analogue unit；It is straight-through
Electric energy meter metering analog module can set no transformer three-phase user measurement loop failure.It can realize that real training is powered in metering
Main circuit failure, main metering loop fault, single-phase electric energy meter failure, three-phase user's mutual inductance measurement loop failure in single-phase user
And set without one or more simulations in transformer three-phase user's measurement loop failure, so as to expand electric energy metrical real training
Apparatus function, enables electric power practitioner more comprehensively to receive real training.
In a preferred embodiment, as shown in Fig. 2 single-phase user's distribution box 21 can include：Single-phase user's distribution is always opened
211, single-phase subscriber's drop switch 212 and single-phase user's outlet switch 213 are closed, wherein, the output end of breaker 11 is used with single-phase
Each single-phase electric energy meter input in family distribution master switch 211, single-phase subscriber's drop switch 212, Single-phase supply meter case 22
It is sequentially connected in series；Each single-phase electric energy meter and single-phase user's outlet switch 213, the first fictitious load in Single-phase supply meter case 22
Each load in group 23 is sequentially connected in series.In the particular embodiment, three-phase four-wire power is in the output end by breaker 11
After the single-phase user's distribution master switch 211 for accessing single-phase user's distribution box 21, three-phase four-wire power can be divided into and be used with single-phase
The corresponding line end of single-phase electric energy meter number in family ammeter box 22, is respectively connected to single-phase subscriber's drop switch 212, single-phase subscriber's drop
Switch number and the single-phase electric energy meter number in Single-phase supply meter case 22 of switch 212 can be with corresponding or more than single-phase use
Electric energy meter number in family ammeter box 22, each switch and each in Single-phase supply meter case 22 of single-phase subscriber's drop switch 212
Single-phase electric energy meter correspondence is connected, each leading-out terminal of each single-phase electric energy meter and single-phase user's outlet in Single-phase supply meter case 22
The first end correspondence of each switch of switch 213 is connected, and the second end of each switch of single-phase user's outlet switch 213 connects respectively
It is connected to each load in the one-to-one first fictitious load group 23 of each single-phase electric energy meter.In first fictitious load group 23
Each load can use incandescent lamp, can easily be observed so during real training per connection status all the way.At this
In embodiment, different single-phase electric energy meters connect corresponding service entrance switch, then are connected to phase by corresponding outlet switch
Corresponding load, so can make all single-phase electric energy meters relatively independent, fully simulate relative between each family in single-phase user
Independent state, when setting single-phase electric energy meter failure, does not influence each other.
In a preferred embodiment, as shown in figure 1, transformer metering analog module 31 includes：Three-phase user's distribution box
311st, the fictitious load 313 of three-phase electric supply meter case 312 and second；The output end of breaker 11 is connected to three-phase user's distribution box
311 input, the output end of three-phase user distribution box 311 is connected to the second fictitious load by three-phase electric supply meter case 312
313.In the particular embodiment, three-phase four-wire power accesses transformer metering analog module 31 by the output end of breaker 11
Three-phase user distribution box 311 input, the output end of three-phase user distribution box 311 is connected to three-phase electric supply meter case 312
In input, the output end of three-phase electric supply meter case 312 is connected to the second fictitious load.
In a preferred embodiment, as shown in figure 1, straight-through electronic energy meter metering analog part 32 includes：Three-phase user measures
The fictitious load 322 of case 321 and the 3rd, the input of three-phase user batch meter 321 is connected to the output end of breaker 11, three-phase user
The output end of batch meter 321 is connected with the 3rd fictitious load 322.
In a preferred embodiment, as shown in Fig. 2 three-phase user distribution box 311 includes：First three-phase service entrance switch
3111st, the second current transformer 3112 and the first three-phase outlet switch 3113；The output end of breaker 11, the first three-phase service entrance switch
3111st, the primary side of the second current transformer 3112, the first three-phase outlet switch 3113 and the second fictitious load 313 are gone here and there successively
Connection；The primary side and secondary side of second current transformer 3112 are respectively connecting to the input of three-phase electric supply meter case 312.In tool
In the embodiment of body, three-phase four-wire power is connected to the one or three of three-phase user distribution box 311 by the output end of breaker 11
The input of phase service entrance switch 3111 provides the triple line in three-phase four-wire power, the output end of the first three-phase service entrance switch 3111
It is connected respectively by the primary side of the second current transformer 3112 with the input of the first three-phase outlet switch 3113, the first three-phase
The output end of outlet switch 3113 is connected to the second fictitious load.Primary side and the secondary side connection of second current transformer 3112
To the input of three-phase electric supply meter case 312.In the present embodiment, the first three-phase service entrance switch 3111 and the 1st can be passed through
Phase outlet switch 3113 sets one in the wiring of three-phase user's transformer metering analog modular power source loop error, phase shortage, disconnected phase
Plant or various faults, further expanded the function of electric energy metrical actual training device.
In a preferred embodiment, as shown in figure 3, three-phase electric supply meter case 312 includes：Second connecting terminal box 38 and
The primary side of two three-phase and four-line electric energy meters 3121, the line bank of the second connecting terminal box 38 first and the second current transformer 3112 and
Secondary side is connected；Second three-phase and four-line electric energy meter 3121 is connected with the second line bank of the second connecting terminal box 3122.First connects
Turned on one by one between second line bank of the first line bank of line terminals box 3122 and the first connecting terminal box 3122.Specific
In embodiment, the simulation of three-phase user can be set by the first line bank of the second connecting terminal box 3122 and the second line bank
Failure, for example, can set one kind in the phase shortage of three-phase user's transformer measurement loop, break phase, electric current reversed polarity and negative phase sequence
Or various faults, further expand the function of electric energy metrical actual training device.
In a preferred embodiment, as shown in figure 3, three-phase user batch meter 321 includes：Three-phase and four-line straight-through electronic energy meter
3211st, the second three-phase service entrance switch 3212 and the second three-phase outlet switch 3213；The output end of breaker 11, the second three-phase inlet wire
Switch 3212, three-phase and four-line straight-through electronic energy meter 3211, the second three-phase outlet switch 3213, the 3rd fictitious load 322 are sequentially connected in series.
In the particular embodiment, three-phase and four-line straight-through electronic energy meter 3211 is set to can be used for simulating without current transformer civil power
It is directly accessed the user of electric energy meter.In the present embodiment, the second three-phase service entrance switch 3212 and the second three-phase outlet can be passed through
Switch 3213 simulates phase shortage in three-phase user's straight-through electronic energy meter metering modules in measurement loop, disconnected phase, electric current reversed polarity and inverse
One or more failures in phase sequence, have further expanded the function of electric energy metrical actual training device.
The circuit that the electric energy metrical actual training device of the utility model embodiment offer is all may be located on electric energy metrical
Behind the installation version (not shown) of actual training device, hidden so that set failure is convenient.Electric energy metrical actual training device center line
Pipeline connector could be arranged to plug, be easy to flexibly set distribution analogue unit, single-phase user's analogue unit and three-phase user simulation
One in the various failures of the electric power loop of each in unit, each measurement loop and single-phase electric energy meter and three-phase and four-line electric energy meter
Plant or a variety of, so as to expand the function of electric energy metrical actual training device, more convenient, flexible setting failure improves electric energy
The practicality of actual training device is measured, electric power practitioner is more comprehensively received real training.Pass through electric power incoming line simulator
Power supply is provided；Breaker input in distribution analogue unit is simulated by the primary side of the first current transformer with electric power incoming line
Device is connected, and the primary side and secondary side of the first current transformer are connected to first the first line bank of connecting terminal box, the second wiring
Row is connected to the first three-phase and four-line electric energy meter, can set the main circuit failure in metering actual training device, main metering loop fault；
Single-phase user's distribution box input in single-phase user's analogue unit is connected to breaker output end, single-phase user's distribution box output
Each load being respectively connecting to by each single-phase electric energy meter in Single-phase supply meter case in the first fictitious load group is held, can
Single-phase electric energy meter failure in single-phase user is simulated to set；Transformer metering analog module in three-phase user's analogue unit and straight
The energy meter amount analog module that is powered is connected with breaker output end respectively, and wherein transformer metering analog module can set three-phase
User accesses the measurement loop failure of transformer；Straight-through electronic energy meter metering analog module can set no transformer three-phase user to count
Measure loop fault.Main circuit failure, main metering loop fault, single-phase electricity in single-phase user that real training is powered in metering can be realized
Can table failure, three-phase user mutual inductance measurement loop failure and without one kind or many in transformer three-phase user's measurement loop failure
The simulation planted is set, so as to expand electric energy metrical actual training device function, electric power practitioner is more comprehensively received reality
Instruction.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of this hair utility model.
Claims (7)
1. a kind of electric energy metrical actual training device, it is characterised in that including：
Electric power incoming line simulator (4), for analog subscriber power distribution network, power supply is provided to the electric energy metrical actual training device；
Distribution analogue unit (1), including：Breaker (11), the first current transformer (12), the first connecting terminal box (13) and
One three-phase and four-line electric energy meter (14)；Primary side and institute of the input of the breaker (11) by the first current transformer (12)
State electric power incoming line simulator (4) connection；
The primary side and secondary side of first current transformer (12) are connected to the first of first connecting terminal box (13)
Line bank；Second line bank of first connecting terminal box (13) is connected to the first three-phase and four-line electric energy meter (14)；Institute
State and turned on one by one between the first line bank of the first connecting terminal box (13) and the second line bank of the first connecting terminal box (13)；
Single-phase user's analogue unit (2), including：Single-phase user's distribution box (21), Single-phase supply meter case (22) and the first simulation
Load group (23)；The output end of the breaker (11) is connected to the input of single-phase user's distribution box (21)；The list
The output end of phase user distribution box (21) is connected respectively by each single-phase electric energy meter in the Single-phase supply meter case (22)
Each load into the first fictitious load group (23)；Each described single-phase electric energy meter is loaded one by one with described each respectively
Correspondence；
Three-phase user analogue unit (3), including：Transformer metering analog module (31) and straight-through electronic energy meter metering analog module
(32), the transformer metering analog module (31) and the straight-through electronic energy meter metering analog module (32) respectively with the open circuit
The output end connection of device (11).
2. electric energy metrical actual training device according to claim 1, it is characterised in that single-phase user's distribution box (21) bag
Include：
Single-phase user's distribution master switch (211), single-phase subscriber's drop switch (212) and single-phase user's outlet switch (213), it is described
The output end of breaker (11) and single-phase user's distribution master switch (211), the single-phase subscriber's drop switch (212), institute
The input for stating each single-phase electric energy meter in Single-phase supply meter case (22) is sequentially connected in series；The Single-phase supply meter case (22)
In each single-phase electric energy meter output end and single-phase user's outlet switch (213), the first fictitious load group (23)
In each load be sequentially connected in series.
3. electric energy metrical actual training device according to claim 1, it is characterised in that the transformer metering analog module
(31) include：
Three-phase user distribution box (311), three-phase electric supply meter case (312) and the second fictitious load (313)；The breaker (11)
Output end be connected to the input of the three-phase user distribution box (311), the output end of the three-phase user distribution box (311)
Second fictitious load (313) is connected to by the three-phase electric supply meter case (312).
4. electric energy metrical actual training device according to claim 1, it is characterised in that the straight-through electronic energy meter metering analog mould
Block (32) includes：
Three-phase user batch meter (321) and the 3rd fictitious load (322)；The input of the three-phase user batch meter (321) connects
It is connected to the breaker (11) output end, output end and the 3rd fictitious load of the three-phase user batch meter (321)
(322) connect.
5. electric energy metrical actual training device according to claim 3, it is characterised in that the three-phase user distribution box (311)
Including：
First three-phase service entrance switch (3111), the second current transformer (3112) and the first three-phase outlet switch (3113)；It is described
The output end of breaker (11), the first three-phase service entrance switch (3111), second current transformer (3112) are once
Side, the first three-phase outlet switch (3113) and second fictitious load (313) are sequentially connected in series；
The primary side and secondary side of second current transformer (3112) are connected to the defeated of the three-phase electric supply meter case (312)
Enter end.
6. electric energy metrical actual training device according to claim 5, it is characterised in that the three-phase electric supply meter case (312)
Including：
Second connecting terminal box (3122) and the second three-phase and four-line electric energy meter (3121), second connecting terminal box (3122)
First line bank is connected with the primary side and secondary side of second current transformer (3112)；The second three-phase and four-line electric energy
Table (3121) is connected with the second line bank of the second connecting terminal box (3122)；The first of first connecting terminal box (3122)
Turned on one by one between second line bank of line bank and the first connecting terminal box (3122).
7. electric energy metrical actual training device according to claim 4, it is characterised in that the three-phase user batch meter (321)
Including：
Three-phase and four-line straight-through electronic energy meter (3211), the second three-phase service entrance switch (3212) and the second three-phase outlet switch (3213),
The output end of the breaker (11), the second three-phase service entrance switch (3212), the three-phase and four-line straight-through electronic energy meter
(3211), the second three-phase outlet switch (3213), the 3rd fictitious load (322) are sequentially connected in series.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620708451.5U CN206379025U (en) | 2016-07-06 | 2016-07-06 | Electric energy metrical actual training device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620708451.5U CN206379025U (en) | 2016-07-06 | 2016-07-06 | Electric energy metrical actual training device |
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| CN206379025U true CN206379025U (en) | 2017-08-04 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023706A (en) * | 2016-07-06 | 2016-10-12 | 国网山东省电力公司青岛供电公司 | Electric energy metering training apparatus |
| CN107677863A (en) * | 2016-08-02 | 2018-02-09 | 天津中电华利电器科技集团有限公司 | A kind of control system for the low voltage power measuring case for being easy to repair |
| CN111415558A (en) * | 2020-05-28 | 2020-07-14 | 广东电网有限责任公司培训与评价中心 | Parallel low-voltage three-phase four-wire electric energy metering simulation wiring training cabinet |
-
2016
- 2016-07-06 CN CN201620708451.5U patent/CN206379025U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023706A (en) * | 2016-07-06 | 2016-10-12 | 国网山东省电力公司青岛供电公司 | Electric energy metering training apparatus |
| CN106023706B (en) * | 2016-07-06 | 2019-09-06 | 国网山东省电力公司青岛供电公司 | Electrical energy measurement actual training device |
| CN107677863A (en) * | 2016-08-02 | 2018-02-09 | 天津中电华利电器科技集团有限公司 | A kind of control system for the low voltage power measuring case for being easy to repair |
| CN111415558A (en) * | 2020-05-28 | 2020-07-14 | 广东电网有限责任公司培训与评价中心 | Parallel low-voltage three-phase four-wire electric energy metering simulation wiring training cabinet |
| CN111415558B (en) * | 2020-05-28 | 2022-03-29 | 广东电网有限责任公司培训与评价中心 | Parallel low-voltage three-phase four-wire electric energy metering simulation wiring training cabinet |
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