CN105891624B - Photovoltaic charging-discharging controller dry run EMS - Google Patents
Photovoltaic charging-discharging controller dry run EMS Download PDFInfo
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- CN105891624B CN105891624B CN201510353620.8A CN201510353620A CN105891624B CN 105891624 B CN105891624 B CN 105891624B CN 201510353620 A CN201510353620 A CN 201510353620A CN 105891624 B CN105891624 B CN 105891624B
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- 238000007599 discharging Methods 0.000 title claims abstract description 18
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 96
- 230000015572 biosynthetic process Effects 0.000 claims description 34
- 238000005755 formation reaction Methods 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 239000000084 colloidal system Substances 0.000 claims description 6
- 230000001702 transmitter Effects 0.000 claims description 5
- 101710036098 RPL13A Proteins 0.000 claims description 4
- 101710007878 RPS15 Proteins 0.000 claims description 4
- 101700068332 SB18 Proteins 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000000875 corresponding Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000001419 dependent Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 210000001519 tissues Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
Photovoltaic charging-discharging controller dry run EMS belongs to detecting system technical field more particularly to a kind of photovoltaic charging-discharging controller dry run EMS.The present invention provides a kind of photovoltaic charging-discharging controller dry run EMS applied widely, operation is reliable, utilization rate of electrical is high.The present invention includes 1.8KW solar cell arrays, 3KW solar cell arrays, 4.8KW solar cell arrays, 1.8KW header boxs, 3KW header boxs, 4.8KW header boxs, gird-connected inverter, 220V accumulators group, 48V accumulators group, long-acting type ups power, 220V power load boxes, 48V power load boxes, console, utility grid, data collector, and structural feature 1.8KW solar cell arrays output port is connected with the input port of 1.8KW header boxs.
Description
Technical field
The invention belongs to detecting system technical field more particularly to a kind of photovoltaic charging-discharging controller dry runs
EMS.
Background technology
In solar energy power generating field, either off-grid system or grid-connected system, photovoltaic charge and discharge control
Device all plays a crucial role in systems, plays the role of system administration and tissue core.Battery charging is imitated
Rate, running efficiency of system, system monitoring, defencive function reliability be largely dependent on controller.The quality of controller by
Four its charge characteristic, load characteristic, control characteristic, reliability aspects determine.Charge characteristic refers mainly to controller to accumulator
Group large current charge, trickle charge, floating charge etc.；Matched with solar cell array, charging principle and charging modes have it is close
Cut relationship.Load characteristic refers mainly to controller band large current load ability and tolerance high current impulse withstanding capability.Control characteristic is main
Refer to the various defencive functions of accumulator and management of charging and discharging.And the reliability of controller is then designed with charge-discharge circuit, component
It is related using factors such as, welding procedures, wherein the stability mainly to work with power drive pipe used by controller has
Substantial connection.In actual operation, the power drive pipe of controller always be in high current switch operating status, therefore from certain
It is said in kind meaning, power drive pipe carrying load ability is the important technology index for determining that controller is stable.In order to produce
Reliability height and the good controller of stability, need to carry out controller under actual motion environment charge and discharge, impact resistance voltage,
The series of parameters such as impact resistance electric current, accumulator super-charge protection, Cross prevention are detected, and detection mode and detection approach are
It is vital.D.C. regulated power supply analog solar photovoltaic is mostly used for photovoltaic charging-discharging controller routine test
Charging voltage and low capacity accumulator group combination clamp on amperemeter and multimeter are detected, and this mode includes mainly adjustable
DC voltage-stabilizing, with the accumulator group of voltage and current grade, with the resistive load of voltage and current grade or inductive load, electric wire, cut
Change switch and associated components composition.Since test system line is complicated, operating process is cumbersome, and detection efficiency is low, and precision is not high, can
The shortcomings of, function poor by property and safety is few, maximum drawback existing for key be, cannot analog controller completely in actual rings
The true operating status in border, in detection process, certain test points（Photovoltaic square formation charging voltage, accumulator charging voltage,
Accumulator group overcharges protection point, Cross prevention point）It is hardly accessible for measurements exact value, load discharge can only illustrate a kind of state, cannot
Conscientiously load-side actual motion state is observed by data.So that influencing the consistency and reliability of product.It is more than consideration
Problem, research have been invented for the solar charging discharging controller of high voltage and high current demand experiment detection platform.
Invention content
The present invention addresses the above problem, provides a kind of sun applied widely, operation is reliable, utilization rate of electrical is high
It can photovoltaic charge/discharge controller dry run EMS.
To achieve the above object, the present invention adopts the following technical scheme that, the present invention include 1.8KW solar cell arrays,
It is 3KW solar cell arrays, 4.8KW solar cell arrays, 1.8KW header boxs, 3KW header boxs, 4.8KW header boxs, grid-connected
Inverter, 220V accumulators group, 48V accumulators group, long-acting type ups power, 220V power load boxes, 48V power load boxes, control
Platform processed, utility grid, data collector, structural feature 1.8KW solar cell arrays output port and 1.8KW header boxs
Input port is connected, and 3KW solar cell arrays output port is connected with the input port of 3KW header boxs, 4.8KW solar-electricities
Pond square formation output port is connected with the input port of 4.8KW header boxs, the output ports of 1.8KW header boxs respectively with contactor
The first normal open switch of KM13 one end, the first normal open switch of contactor KM14 one end, the first normal open switch of contactor KM15 one end phase
Even, KM13 the first normal open switch other ends with test deck plate 48V terminals be connected, KM14 the first normal open switch other ends with it is grid-connected
The input terminal of inverter is connected, and KM15 the first normal open switch other ends are connected with 220V bus-bars.
The output port of 3KW header boxs is normal with the first normal open switch of contactor KM16 one end, contactor KM17 first respectively
It switchs one end to be connected, KM16 the first normal open switch other ends are connected with 220V bus-bars, KM17 the first normal open switch other ends
It is connected with the input terminal of gird-connected inverter.
The output port of 4.8KW header boxs respectively with the first normal open switch of KM18 one end, contactor KM19 first is normally opened opens
It closes one end to be connected, KM18 the first normal open switch other ends are connected with 220V bus-bars, KM19 the first normal open switch other ends and simultaneously
The input terminal of net inverter is connected.
220V accumulators group is connected by the first normal open switch of contactor KM20 with console 220V accumulator terminals, 220V
Power load box input port loads terminal with console 220V by the first normal open switch of KM21 and is connected, and 48V accumulator groups are logical
It crosses the first normal open switch of contactor KM22 with console 48V accumulator terminals to be connected, 48V power load box input ports pass through
The first normal open switch of KM23 is connected with console 48V load terminals.
The ends utility grid firewire L1 pass sequentially through switch SB29, switch SB30, the first fuse FU1 respectively with switch
The one end SB16, the one end switch SB20, the one end switch SB22, the one end switch SB24, the one end switch SB26, is opened at the one end switch SB18
SB28 one end is closed to be connected, the SB16 other ends by switch KT1 respectively with the one end switch SB15, the second normal open switch of KM13 one end phase
Even, the SB15 other ends, the second normal open switch of KM13 other end, the first normally closed switch of KM14 one end are connected, and KM14 first is normally closed to be opened
Close the other end pass sequentially through the first normally closed switch of switch KM1-KM2, KM15 respectively with KM13 coil-ends one end, KT1 coil-ends one
End, first one end indicator light HG are connected, the KM13 coil-ends other end, first one end fuse FU2, the KT1 coil-ends other end, the
The one indicator light HG other ends, KM14 coil-ends one end, first one end indicator light HR, KM15 coil-ends one end, relay KT2 coils
One end, second one end indicator light HG, KM16 coil-ends one end, the one end third indicator light HG, KM17 coil-ends one end, second is held to refer to
Show the one end lamp HR, KM18 coil-ends one end, the 4th one end indicator light HG, KM19 coil-ends one end, the one end third indicator light HR phase
Even；The KM14 coil-ends other end, the first indicator light HR other ends, the second normally closed switch of KM15 one end are connected, and KM15 second is normally closed
The switch other end is connected with the one end switch SB17, the second normal open switch of KM14 one end respectively by the first normally closed switch of KM13,
The SB17 other ends, the second normal open switch of KM14 other end, the switch SB18 other ends are connected；The KM15 coil-ends other end, KT2 coils
The other end, the second indicator light HG other ends, KM14 third normal open switch one end is held to be connected, the KM14 third normal open switch other ends are logical
It crosses the second normally closed switch of KM13 one end to be connected, the second normally closed switch of KM13 other end, the one end switch SB19, KM15 second is normally opened opens
One end is closed to be connected, the switch SB19 other ends, the second normal open switch of KM15 other end, the one end switch KT2 are connected, the KT2 other ends and
The SB20 other ends are connected；The KM16 coil-ends other end, the third indicator light HG other ends, the first normally closed switch of KM17 one end are connected,
The first normally closed switch of KM17 other end, the one end switch SB21, the second normal open switch of KM16 one end are connected, the switch SB21 other ends,
The second normal open switch of KM16 other end, the one end switch KT2 are connected, and the KT2 other ends are connected with the SB22 other ends；KM17 coil-ends are another
One end, the second indicator light HR other ends, the first normally closed switch of KM16 one end are connected, the first normally closed switch of KM16 other end, switch
The one end SB23, the second normal open switch of KM17 one end are connected, the switch SB23 other ends, the second normal open switch of KM17 other end, SB24
The other end is connected；The KM18 coil-ends other end, the 4th indicator light HG other ends, the first normally closed switch of KM19 one end are connected, KM19
The first normally closed switch other end, the one end switch SB25, the second normal open switch of KM18 one end are connected, and the second normal open switch of KM18 is another
End, the SB25 other ends, the one end switch KT2 are connected, and the KT2 other ends are connected with the SB26 other ends；The KM19 coil-ends other end, third
The indicator light HR other ends, the first normally closed switch of KM18 one end be connected, the first normally closed switch of KM18 other end, the one end switch SB27,
The second normal open switch of KM19 one end is connected, and the SB27 other ends, the second normal open switch of KM19 other end, the SB28 other ends are connected；The
The one fuse FU2 other ends are connect with utility grid zero curve N.
The utility grid firewire L1 pass sequentially through switch SB35, switch SB36, fuse FU1 respectively with indicator light HG1
One end, the one end switch SB32, the one end switch SB34, the one end input power table W1, the one end output power table W2, KM21 normal open switch
One end is connected, and the SB32 other ends are connected with the one end switch SB31, KM20 normal open switch one end respectively, and the SB31 other ends, KM20 are normal
Switch the other end, KM20 coil-ends one end, first one end indicator light HG2 be connected, the SB34 other ends pass sequentially through switch KT3,
KM24 normally closed switch is connected with the one end switch SB33, KM21 normal open switch one end respectively, and the SB33 other ends, KM21 normal open switch are another
One end, KM21 coil-ends one end, KT3 coil-ends one end, second one end indicator light HG2 are connected, the KM21 normal open switch other ends point
It is not connected with the one end third indicator light HG2, radiator fan power end one end；The HG1 other ends, the one end fuse FU2, KM20 coils
Hold the other end, the first indicator light HG2 other ends, the KM21 coil-ends other end, the KT3 coil-ends other end, the second indicator light HG2 another
One end, the input power table W1 other ends, the output power table W2 other ends, the radiator fan power end other end, third indicator light HG2
The other end is connected, and the FU2 other ends are connected with utility grid zero curve N；The radiator fan is arranged in 220V power load boxes, 48V
Power load box bottom；The input terminal of the long-acting type ups power is connected with utility grid firewire L1, zero curve N；The data are adopted
The current acquisition end of storage, voltage acquisition end respectively with experiment deck plate 48V terminals, console 220V accumulators terminal, control
Platform 220V loads terminal, 48V accumulators terminal, console 48V load terminals are connected.
As a preferred embodiment, 1.8KW solar cell arrays of the present invention include the first monocrystalline silicon battery component
Unit, the second monocrystalline silicon battery assembly unit, third monocrystalline silicon battery assembly unit, the 4th monocrystalline silicon battery assembly unit,
Five monocrystalline silicon battery assembly units, the 6th monocrystalline silicon battery assembly unit, the 7th monocrystalline silicon battery assembly unit, the 8th monocrystalline silicon
Battery pack unit, the 9th monocrystalline silicon battery assembly unit, the tenth monocrystalline silicon battery assembly unit, the 11st monocrystalline silicon battery group
Part unit, the 12nd monocrystalline silicon battery assembly unit, the 13rd monocrystalline silicon battery assembly unit, the 14th monocrystalline silicon battery component
Unit, the 15th monocrystalline silicon battery assembly unit, first monocrystalline silicon battery assembly unit one end pass through KM13 third normal open switch
It is connected with 1.8KW header box electrode input ends, the first monocrystalline silicon battery assembly unit other end is normal with contactor KM1 first respectively
One end is closed in make and break, the first normal open switch of KM1 one end is connected, and KM1 the first normal open switch other ends are inputted with 1.8KW header box cathode
End be connected, the first normally closed switch of KM1 other end respectively with the second normal open switch of KM1 one end, the second monocrystalline silicon battery assembly unit
One end is connected, and KM1 the second normal open switch other ends are connected with 1.8KW header box electrode input ends；Second monocrystalline silicon battery component
The unit other end is connected with the first normally closed switch of contactor KM2 one end, the first normal open switch of KM2 one end respectively, and KM2 first is normally opened
The switch other end is connected with 1.8KW header box negative inputs, and the first normally closed switch of KM2 other end is electric with third monocrystalline silicon respectively
Pond assembly unit one end, the second normal open switch of KM2 one end are connected, KM2 the second normal open switch other ends and 1.8KW header box anodes
Input terminal is connected；The third monocrystalline silicon battery assembly unit other end respectively with the first normally closed switch of contactor KM3 one end, KM3
One normal open switch one end is connected, and KM3 the first normal open switch other ends are connected with 1.8KW header box negative inputs, and KM3 first is normal
Make and break closes the other end and is connected respectively with the 4th monocrystalline silicon battery assembly unit one end, the second normal open switch of KM3 one end, KM3 second
The normal open switch other end is connected with 1.8KW header box electrode input ends；The 4th monocrystalline silicon battery assembly unit other end respectively with
The first normally closed switch of contactor KM4 one end, the first normal open switch of KM4 one end be connected, KM4 the first normal open switch other ends with
1.8KW header box negative inputs be connected, the first normally closed switch of KM4 other end respectively with the 5th monocrystalline silicon battery assembly unit one
End, the second normal open switch of KM4 one end are connected, and KM4 the second normal open switch other ends are connected with 1.8KW header box electrode input ends；
The 5th monocrystalline silicon battery assembly unit other end is connected by the 4th normal open switch of KM13 with 1.8KW header box negative inputs.
6th monocrystalline silicon battery assembly unit one end passes through the 5th normal open switch of KM13 and 1.8KW header box electrode input ends
It is connected, the 6th monocrystalline silicon battery assembly unit other end is normally opened with the first normally closed switch of contactor KM5 one end, KM5 first respectively
It switchs one end to be connected, KM5 the first normal open switch other ends are connected with 1.8KW header box negative inputs, the first normally closed switch of KM5
The other end is connected with the second normal open switch of KM5 one end, the 7th monocrystalline silicon battery assembly unit one end respectively, and KM5 second is normally opened to be opened
The other end is closed with 1.8KW header box electrode input ends to be connected；The 7th monocrystalline silicon battery assembly unit other end respectively with contactor
The first normally closed switch of KM6 one end, the first normal open switch of KM6 one end are connected, and KM6 the first normal open switch other ends converge with 1.8KW
Case negative input is connected, the first normally closed switch of KM6 other end respectively with the 8th monocrystalline silicon battery assembly unit one end, KM6 the
Two normal open switch one end are connected, and KM6 the second normal open switch other ends are connected with 1.8KW header box electrode input ends；8th monocrystalline
The silion cell assembly unit other end is connected with the first normally closed switch of contactor KM7 one end, the first normal open switch of KM7 one end respectively,
KM7 the first normal open switch other ends are connected with 1.8KW header box negative inputs, the first normally closed switch of KM7 other end respectively with
9th monocrystalline silicon battery assembly unit one end, the second normal open switch of KM7 one end be connected, KM7 the second normal open switch other ends with
1.8KW header box electrode input ends are connected；The 9th monocrystalline silicon battery assembly unit other end is normally closed with contactor KM8 first respectively
It switchs one end, the first normal open switch of KM8 one end to be connected, KM8 the first normal open switch other ends and 1.8KW header box negative inputs
Be connected, the first normally closed switch of KM8 other end respectively with the tenth monocrystalline silicon battery assembly unit one end, the second normal open switch of KM8 one
End is connected, and KM8 the second normal open switch other ends are connected with 1.8KW header box electrode input ends；Tenth monocrystalline silicon battery component list
First other end is connected by the 6th normal open switch of KM13 with 1.8KW header box negative inputs.
11st monocrystalline silicon battery assembly unit one end is inputted by the 7th normal open switch of KM13 and 1.8KW header box anodes
End be connected, the 11st monocrystalline silicon battery assembly unit other end respectively with the first normally closed switch of contactor KM9 one end, KM9 first
Normal open switch one end is connected, and KM9 the first normal open switch other ends are connected with 1.8KW header box negative inputs, and KM9 first is normally closed
The switch other end is connected with the second normal open switch of KM9 one end, the 12nd monocrystalline silicon battery assembly unit one end respectively, KM9 second
The normal open switch other end is connected with 1.8KW header box electrode input ends；The 12nd monocrystalline silicon battery assembly unit other end is distinguished
It is connected with the first normally closed switch of contactor KM10 one end, the first normal open switch of KM10 one end, KM10 the first normal open switch other ends
Be connected with 1.8KW header box negative inputs, the first normally closed switch of KM10 other end respectively with the 13rd monocrystalline silicon battery component
Unit one end, the second normal open switch of KM10 one end are connected, and KM10 the second normal open switch other ends are inputted with 1.8KW header box anodes
End is connected；The 13rd monocrystalline silicon battery assembly unit other end respectively with the first normally closed switch of contactor KM11 one end, KM11
One normal open switch one end is connected, and KM11 the first normal open switch other ends are connected with 1.8KW header box negative inputs, KM11 first
The normally closed switch other end is connected with the 14th monocrystalline silicon battery assembly unit one end, the second normal open switch of KM11 one end respectively,
KM11 the second normal open switch other ends are connected with 1.8KW header box electrode input ends；14th monocrystalline silicon battery assembly unit is another
One end is connected with the first normally closed switch of contactor KM12 one end, the first normal open switch of KM12 one end respectively, and KM12 first is normally opened to be opened
Close the other end be connected with 1.8KW header box negative inputs, the first normally closed switch of KM12 other end respectively with the 15th monocrystalline silicon
Battery pack unit one end, the second normal open switch of KM12 one end are connected, KM12 the second normal open switch other ends and 1.8KW header boxs
Electrode input end is connected；The 15th monocrystalline silicon battery assembly unit other end is converged by the 8th normal open switch of KM13 and 1.8KW
Case negative input is connected.
The utility grid firewire L1 pass sequentially through the second fuse FU1, switch SB29, switch SB30 respectively with switch
The one end SB1, the one end switch SB2, the one end switch SB3, the one end switch SB4, the one end switch SB5, the one end switch SB6, switch SB7 mono-
End, the one end switch SB8, the one end switch SB9, the one end switch SB10, the one end switch SB11, the one end switch SB12, relay KW lines
Enclose end one end, KW normal open switch one end be connected, the SB1 other ends respectively with KM1 coil-ends one end, first one end indicator light HG1 phase
Even, the SB2 other ends are connected with KM2 coil-ends one end, second one end indicator light HG1 respectively, the SB3 other ends respectively with KM3 coils
Hold one end, the one end third indicator light HG1 be connected, the SB4 other ends respectively with KM4 coil-ends one end, the 4th one end indicator light HG1 phase
Even, the SB5 other ends are connected with KM5 coil-ends one end, the 5th one end indicator light HG1 respectively, the SB6 other ends respectively with KM6 coils
Hold one end, the 6th one end indicator light HG1 be connected, the SB7 other ends respectively with KM7 coil-ends one end, the 7th one end indicator light HG1 phase
Even, the SB8 other ends are connected with KM8 coil-ends one end, the 8th one end indicator light HG1 respectively, the SB9 other ends respectively with KM9 coils
Hold one end, the 9th one end indicator light HG1 be connected, the SB10 other ends respectively with KM10 coil-ends one end, the tenth one end indicator light HG1
Be connected, the SB11 other ends are connected with KM11 coil-ends one end, the 11st one end indicator light HG1 respectively, the SB12 other ends respectively with
KM12 coil-ends one end, the 12nd one end indicator light HG1 be connected, the KW normal open switch other end respectively with the 13rd indicator light HG1
One end, contactor KM24 coil-ends one end are connected.
The KM1 coil-ends other end, the first indicator light HG1 other ends, the KM2 coil-ends other end, the second indicator light HG1 are another
End, the KM3 coil-ends other end, the third indicator light HG1 other ends, the KM4 coil-ends other end, the 4th indicator light HG1 other ends,
The KM5 coil-ends other end, the 5th indicator light HG1 other ends, the KM6 coil-ends other end, the 6th indicator light HG1 other ends, KM7 lines
Enclose the end other end, the 7th indicator light HG1 other ends, the KM8 coil-ends other end, the 8th indicator light HG1 other ends, KM9 coil-ends
The other end, the 9th indicator light HG1 other ends, the KM10 coil-ends other end, the tenth indicator light HG1 other ends, KM11 coil-ends are another
One end, the 11st indicator light HG1 other ends, the KM12 coil-ends other end, the 12nd indicator light HG1 other ends, KW coil-ends are another
One end, the KM24 coil-ends other end, the 13 indicator light HG1 other ends, second one end fuse FU2 are connected, the second fuse FU2
The other end is connected with utility grid zero curve.
As another preferred embodiment, 48V power load boxes of the present invention include resistance R1, resistance R2 resistance R3, electricity
Hinder R4, resistance R5, resistance R6, the one end resistance R7, R1, the one end R2, the one end R3, the one end R4, the one end R5, the one end R6, the one end R7 phase
Even；The R1 other ends are connected by contactor KM25 normal open switch with the one end fuse FU5, and the R2 other ends are normal by contactor KM26
Switch is connected with the one end fuse FU6, and the R3 other ends are connected by contactor KM27 normal open switch with the one end fuse FU7,
The R4 other ends are connected by contactor KM28 normal open switch with the one end fuse FU8, and the R5 other ends are normally opened by contactor KM29
Switch is connected with the one end fuse FU9, and the R6 other ends are connected by contactor KM30 normal open switch with the one end fuse FU10, R7
The other end is connected by contactor KM31 normal open switch with the one end fuse FU11；The FU5 other ends, the FU6 other ends, FU7 are another
End, the FU8 other ends, the FU9 other ends, the FU10 other ends, the FU11 other ends are connected.
The utility grid firewire L1 pass sequentially through fuse FU3, switch SB29, switch SB30 respectively with the one end SB43,
The one end SB44, the one end SB45, the one end SB46, the one end SB47, the one end SB48, the one end SB49 be connected, the SB43 other ends respectively with
KM25 coil-ends one end, first one end indicator light HG1 are connected, and the SB44 other ends are indicated with KM26 coil-ends one end, second respectively
The one end lamp HG1 is connected, and the SB45 other ends are connected with KM27 coil-ends one end, the one end third indicator light HG1 respectively, the SB46 other ends
Be connected respectively with KM28 coil-ends one end, the 4th one end indicator light HG1, the SB47 other ends respectively with KM29 coil-ends one end,
Five one end indicator light HG1 are connected, and the SB48 other ends are connected with KM30 coil-ends one end, the 6th one end indicator light HG1 respectively, SB49
The other end is connected with KM31 coil-ends one end, the 7th one end indicator light HG1 respectively；The KM25 coil-ends other end, the first indicator light
The HG1 other ends, the KM26 coil-ends other end, the second indicator light HG1 other ends, the KM27 coil-ends other end, third indicator light HG1
The other end, the KM28 coil-ends other end, the 4th indicator light HG1 other ends, the KM29 coil-ends other end, the 5th indicator light HG1 are another
One end, the KM30 coil-ends other end, the 6th indicator light HG1 other ends, the KM31 coil-ends other end, the 7th indicator light HG1 are another
End, the one end fuse FU4 are connected, and the FU4 other ends are connected with utility grid zero curve N.
As another preferred embodiment, 220V power load boxes of the present invention, 48V power load boxes are all made of 60A work(
Rate load box, it is 20A, 20A, 10A, 5A, 2A, 1A, 1A that electric current, which puts into tapping ratio, and each tap of power load box is contacted by direct current
Device and bus-bar are connected respectively to the discharge end of respective voltage class controller.
As another preferred embodiment, 48V accumulators group of the present invention using 8 pieces of 12V 200AH colloid storage batteries 4 go here and there
2 simultaneously, 220V accumulator groups using 18 pieces of 12V the series connection of 200AH colloid storage batteries.
As another preferred embodiment, 1.8KW solar cell arrays of the present invention, 3KW solar cell arrays,
4.8KW solar cell arrays, 220V power load boxes, 48V power load boxes, 220V accumulators group, 48V accumulators group are logical
It crosses Aviation Connector and industrial socket is docked with console.
As another preferred embodiment, KM21 coil-ends of the present invention and detection 220V power load boxes, 48V power are negative
The signal output port for carrying the temperature sensor of case operating temperature is connected.
As another preferred embodiment, KT1, KT2, KT3 of the present invention are all made of NJS2/AC220V relays, temperature
Sensor uses E5CWL-R1TC temperature sensors, data collector to use agilent34970a data collectors.
Secondly, 1.8KW solar cell arrays of the present invention are formed using 60 pieces of 30W monocrystalline silicon battery components, and 3KW is too
Positive energy battery array is formed using 100 pieces of 30W monocrystalline silicon battery components, 160 blocks of 30W monocrystalline silicon of 4.8KW solar cell arrays
Battery component forms.
In addition, the signal output port of data collector of the present invention is connected with the signal input port of host computer,
The display signal output port of host computer is connected with the display signal input port of liquid crystal display；The 1.8KW solar energy
Battery array electrode line, 3KW solar cell arrays electrode line, 4.8KW solar cell arrays electrode line, 220V power terminations
Case electrode line, 48V power load boxes electrode line pass through 0.2 grade of direct current transmitter circular passage, transmitter secondary side and 0.2 respectively
Grade DC intelligent instrument current acquisition end is connected.
Advantageous effect of the present invention.
The present invention can rapidly accurately to DC48V DC220V photovoltaic charging-discharging controllers simulate actual motion
Progress charge and discharge, controller overcharge protection point and overcharge the recovery of protection point, controller Cross prevention point and Cross prevention under environment
Point recovery, controller charge efficiency, controller input-output power, timing charge and discharge electricity detecting system.
The present invention can pass through raising incision side with independent measurement controller for the controller of different current classes
The current class of battle array and power load box realizes that institute's survey technology parameter intuitively shown by DC intelligent measuring instrument, can be with
Cover and Mersure Controler various functions and technical parameter comprehensively, can be existed by data collector in the shorter time
Line monitors and whether differentiates its qualified product, be production photovoltaic charging-discharging controller producer in exploitation, type selecting, go out
Factory measures the first choice with experiment when detecting.
The features such as present invention is easy to operate, precision is high, reliability is high, stability is good, and safety is good and intelligence degree is high.
The present invention has significant advantages and beneficial effects compared with existing detection mode, is embodied in following side
Face.
1. the present invention uses 3 solar energy independent photovoltaic square formations, according to different voltages grade and the needs of capacity control,
It is switched over manually by monitor station, while in the case where that need not do experiment, it can be by 3 solar energy independent photovoltaic square formations
It is incorporated into the power networks with utility grid by 10KW three-phase grid-connected inverters, ensures that solar energy independent photovoltaic square formation efficiently uses.
2. the present invention realizes the freedom of charge circuit and discharge loop by the self-locking of simple straight contactor and interlock circuit
Switching, simple operation, detection efficiency are high.It avoids since the system line of traditional approach is complicated and cumbersome, makes operating reliability
It is effectively ensured with safety.
4. the present invention is effectively combined pilot system with grid-connected system, reach seamless connection, it is more efficient to utilize solar energy
Independent photovoltaic square formation.
Description of the drawings
The present invention will be further described with reference to the accompanying drawings and detailed description.The scope of the present invention not only limits to
In the statement of the following contents.
Fig. 1 is principle of the invention block diagram.
Fig. 2 is that square formation of the present invention switches primary circuit electrical schematic diagram.
Fig. 3 is that square formation of the present invention switches secondary circuit control principle drawing.
Fig. 4 is that 1.8KW square formations of the present invention switch primary circuit electrical schematic diagram.
Fig. 5 is 1.8KW square formations switching control schematic diagram of the present invention.
Fig. 6 is 48V controllers charge and discharge secondary circuit control principle drawing of the present invention.
Fig. 7 is that 48V controllers power load box of the present invention once switches electrical schematic diagram.
Fig. 8 is the secondary switching control schematic diagram of 48V controllers power load box of the present invention.
Fig. 9 is this system operation console structure chart.
Specific implementation mode
As shown, the present invention includes：1.8KW solar cell arrays, 3KW solar cell arrays, 4.8KW solar energy
Battery array, header box, 10KW gird-connected inverters, parallel network reverse cabinet, high-accuracy data acquisition unit, computer, power load box,
D.C. contactor, long-term effect ups power, 48V accumulators group, 220V accumulators group, DC intelligent detection instrument, temperature control
Device, the time relay, dc circuit breaker, operation console, button indicating lamp, cable and other component.
Operation principle of the present invention：System using 8 pieces of 12V 200AH colloid storage batteries（4 strings 2 are simultaneously）48V accumulator groups are formed,
Using 18 pieces of 12V 200AH colloid storage batteries be composed in series 220V accumulator groups；Using 3 independent solar battery arrays（Point
It Wei not 1.8KW, 3KW, 4.8KW）As controller charging end；Load end be respectively adopted 48V 60A and 220V 60A power terminations
Case, each tank current input tapping ratio that loads is 20A, 20A, 10A, 5A, 2A, 1A, 1A.Each tap of power load box passes through inside
D.C. contactor and bus-bar are connected respectively to the discharge end of respective voltage class controller.It is realized using 10KW gird-connected inverters
The grid-connected function of square formation；Using 72V long-term effect ups powers, to ensure that data acquire continuity；The console is divided into 3 functional areas,
Respectively photovoltaic arrays switch area, 48V controllers trial zone, 220V controllers trial zone；When experiment, according to different voltages grade
And capacity is switched over by square formation manual switching area, 48V controllers experiment side may be implemented by manual switching in 1.8KW square formations
Battle array switching, the switching of 220V controllers experiment square formation, grid-connected switching；220V controllers may be implemented by manual switching in 3KW square formations
Test square formation switching, grid-connected switching；4.8KW square formations may be implemented 220V controllers experiment square formation by manual switching and switch, simultaneously
Net switching；Square formation manual switching area realizes 2 big functions, first, when needing to do experiment, carried out according to different voltages grade and capacity
Manual switching；When the second, need not do experiment, by 3 independent solar photovoltaic square formations（1.8KW, 3KW and 4.8KW）With alternating current
Power grid progress is grid-connected, reaches a kind of seamless working condition, ensures that photovoltaic arrays are at every moment utilized effectively.48V controllers
Trial zone is powered on and is discharged realizing controller by button, contactor, indicator light, DC intelligent detector composition control circuit
Control；220 controller trial zones are also similarly.Each functional areas can independent operating, can also be operated together, mutually it is unaffected.
The present invention is centered on operation console, wherein 3 solar energy independent photovoltaic square formations, power load box, 2 accumulator groups
Equal capital equipments are contacted inside operation console by direct current all by high quality Aviation Connector and industrial socket and operation console slitless connection
Device forms square formation switching circuit, and operating D.C. contactor by button indicating lamp carries out the flexible manual switching of charge circuit, has
Electrical interlocks function, refers to Fig. 3.Can also according to the difference of measuring means, by charging time relay or discharge time after
Electric appliance realizes timing charging and timing discharging detection function；Include 4 high-precision indicating meters on operation console panel, in different surveys
During examination, square formation DC input voitage, input current, input power can be monitored simultaneously；Load output voltage, output electricity
Stream, output power；Power load box real time temperature is shown；Charging time setting, discharge time setting etc..It adopts at collector rear portion
Truck, capture card have output gathering line, acquire current line（Series connection）, collection voltages line（It is in parallel）, respectively with monitor station panel end
Button（Solar battery end, accumulator terminal, load end）Connection in series-parallel connects, and realizes each terminal voltage and current acquisition function.
The present invention uses Omron E5CWL-R1TC（Temperature indicates）, the auspicious GR53B 75mv 100V 100A of lattice（It inputs defeated
Go out power meter）, positive Thailand NJS2/AC220V（The charge and discharge time relay）It can monitor simultaneously and show direct current input and output electricity
Pressure, electric current, power carry out Test Data Collecting by high-accuracy data acquisition unit, improve the accurate of detection data without calculating
Property, while using the continuity of long-term effect ups power guarantee gathered data（In the case where utility grid powers off, can reach
Seamless switching）, reliable basis is provided for product quality identification.
Connect liquid crystal display outside operation console panel of the present invention, while connection high-accuracy data acquisition unit peace is prompt inside monitor station
Human relations agilent34970a, can acquire in real time with monitor controller operation data, simple, intuitive is easy to operation.
One secondary circuit of 220V controllers is similar with 48V.
Technical solution is described in detail below in conjunction with the specific block diagram and electrical schematic diagram that go out given in attached drawing.
1, it is that 9.6KW solar energy independent photovoltaic square formations are divided into 3 small independent photovoltaic square formation by total capacity, respectively 1.8KW,
3KW、4.8KW；The small independent photovoltaic square formations of 1.8KW are formed using 60 pieces of 30W monocrystalline silicon battery components, are led to by 1 header box
Monitor station；3KW is formed using 100 pieces of 30W monocrystalline silicon battery components, and monitor station is led to by 1 header box；4.8KW uses 160
Block 30W monocrystalline silicon battery components form, and monitor station is led to by 1 header box.
2,2 battery components not Cai Yong 8 pieces of 12V 200AH（48V）With 18 piece 12 200AH（220V）.
3, power load box is by 2 60A pure resistance casees（48V and 220V）Composition, when controller discharges, by crawl plus
Self-locking control circuit is manually operated button on platform and serves as load use successively according to the size of required load.
4, it can be seen that solar energy independent photovoltaic square formation switching circuit is made of 7 D.C. contactors from attached drawing 2 and 3, than
Example is 3:2:2,1.8KW square formations have 3 D.C. contactors, realize that the experiment of 48V controllers, 220V controllers try by manual switching
It tests and the functions such as grid-connected；3KW square formations have 2 D.C. contactors, and the experiment of 220V controllers and grid-connected work(are realized by manual switching
Energy；4.8KW square formations have 2 D.C. contactors, and the experiment of 220V controllers and grid-connected function are realized by manual switching；Different capabilities
Mutual electrical interlocks mode is used between square formation control loop, refers to Fig. 3；Greatly improve the stabilization of the operation of entire control circuit
Property and reliability, avoid reclosing from causing failure.
5, the present invention uses 9 pieces of high-precision meters, including high-precision inlet temperature controller altogether, is mainly used to monitor power
The in due course operating temperature of load box passes through its output signal control contactor when load the temperature inside the box reaches set alarming value
Tripping, refers to Fig. 5 and Fig. 6, plays a protective role；Input power is straight using advanced 0.2 grade of DC intelligent instrument and 0.2 grade
Galvanic electricity flow transmitter can show that square formation input current, input voltage, automatic calculate show input power simultaneously；Output power
Meter and input power configuration, when being mainly used to monitor controller discharge test, controller load-side output voltage, output
Electric current and output power；Charging delay uses the import high-precision on-delay time relay, is mainly used to realize that controller fills
Electric time automatic time delay after reaching the time, passes through its output signal control contactor automatic trip without manual operation；It puts
The principle of electricity delay and charging delay.
6, when power load box bottom heat radiation fan realizes controller electric discharge by 2 groups of D.C. contactor normally opened contacts, wind
Fan could work, and when controller does not discharge, fan does not work, more hommization.Secondary control loop passes through monopolar D. C simultaneously
Contactor manually controls load with panel button self-locking to realize.It is more convenient intuitive.
7, on the whole, the system by operation console, solar energy independent photovoltaic square formation, three-phase grid-connected inverter, accumulator group,
The most of composition of long-term effect ups power, power load box etc. 4, use from each other high quality high current grade Aviation Connector and
Technical grade socket is docked, and keeps whole system integration degree high, dismounting easy to remove is easy to connect.
The detecting step of the present invention is as follows.
When 48V controller charge tests.
1, start-up operation platform " general supply " button first.
2, each function terminal of controller is corresponding with operation console upper terminal connected.
3, start 48V test functions area " power supply " button, press " 48V startups " button, controller powers at this time.
4, " switching 1- switchings 12 " button is pressed respectively, while pressing " switching " button, then is pressed " 48V always switches " and pressed
Button, access controller charging end, controller enter charged state to 48V photovoltaic arrays at this time.
5, charging delay can be manually configured according to test requirements document.
6, after to be tested, power supply is closed according to the above reverse operating, is not being repeated.
When 48V controller discharge tests.
1, start-up operation platform " general supply " button first.
2, each function terminal of controller is corresponding with operation console upper terminal connected.
3, start 48V test functions area " power supply " button, press " 48V startups " button, controller powers at this time.
4, start " load starts " button to be pressed successively according to load current size needed for experiment after device electric discharge to be controlled
Corresponding load current button.
5, discharge lag can be manually configured according to test requirements document.
6, after to be tested, power supply is closed according to the above reverse operating, is not being repeated.
220V controller charge and discharge tests, concrete operations are same as above, do not repeating.
In the case where being tested without controller, first start " general supply " button, then press respectively " switching ",
The buttons such as " 1.8K-1 is grid-connected ", " 3K-2 is grid-connected ", " 4.8K-3 is grid-connected "；Entire 9.6KW photovoltaic arrays pass through three-phase grid at this time
Inverter enters and net state, is powered to utility grid.
It is understood that above with respect to the specific descriptions of the present invention, it is merely to illustrate the present invention and is not limited to this
Technical solution described in inventive embodiments, it will be understood by those of ordinary skill in the art that, still the present invention can be carried out
Modification or equivalent replacement, to reach identical technique effect；As long as meet use needs, all protection scope of the present invention it
It is interior.
Claims (6)
1. photovoltaic charging-discharging controller dry run EMS, including 1.8KW solar cell arrays, 3KW
Solar cell array, 4.8KW solar cell arrays, 1.8KW header boxs, 3KW header boxs, 4.8KW header boxs, parallel network reverse
Device, 220V accumulators group, 48V accumulators group, long-acting type ups power, 220V power load boxes, 48V power load boxes, control
Platform, utility grid, data collector, it is characterised in that 1.8KW solar cell arrays output port is defeated with 1.8KW header boxs
Inbound port is connected, and 3KW solar cell arrays output port is connected with the input port of 3KW header boxs, 4.8KW solar cells
Square formation output port is connected with the input port of 4.8KW header boxs, the output ports of 1.8KW header boxs respectively with contactor KM13
First normal open switch one end, the first normal open switch of contactor KM14 one end, the first normal open switch of contactor KM15 one end are connected,
KM13 the first normal open switch other ends with experiment deck plate 48V terminals be connected, KM14 the first normal open switch other ends with it is grid-connected inverse
The input terminal for becoming device is connected, and KM15 the first normal open switch other ends are connected with 220V bus-bars；
The output port of 3KW header boxs respectively with the first normal open switch of contactor KM16 one end, contactor KM17 first is normally opened opens
It closes one end to be connected, KM16 the first normal open switch other ends are connected with 220V bus-bars, KM17 the first normal open switch other ends and simultaneously
The input terminal of net inverter is connected；
The output port of 4.8KW header boxs respectively with the first normal open switch of KM18 one end, the first normal open switch of contactor KM19 one
End be connected, KM18 the first normal open switch other ends are connected with 220V bus-bars, KM19 the first normal open switch other ends with it is grid-connected inverse
The input terminal for becoming device is connected；
220V accumulators group is connected by the first normal open switch of contactor KM20 with console 220V accumulator terminals, 220V power
Load box input port loads terminal with console 220V by the first normal open switch of KM21 and is connected, and 48V accumulator groups are by connecing
The first normal open switch of tentaculum KM22 is connected with console 48V accumulator terminals, and 48V power load boxes input port passes through KM23
One normal open switch is connected with console 48V load terminals；
The ends utility grid firewire L1 pass sequentially through switch SB29, switch SB30, the first fuse FU1 respectively with switch SB16
One end, the one end switch SB18, the one end switch SB20, the one end switch SB22, the one end switch SB24, the one end switch SB26, switch
The one end SB28 be connected, the SB16 other ends by switch KT1 respectively with the one end switch SB15, the second normal open switch of KM13 one end phase
Even, the SB15 other ends, the second normal open switch of KM13 other end, the first normally closed switch of KM14 one end are connected, and KM14 first is normally closed to be opened
Close the other end pass sequentially through the first normally closed switch of switch KM1-KM2, KM15 respectively with KM13 coil-ends one end, KT1 coil-ends one
End, first one end indicator light HG are connected, the KM13 coil-ends other end, first one end fuse FU2, the KT1 coil-ends other end, the
The one indicator light HG other ends, KM14 coil-ends one end, first one end indicator light HR, KM15 coil-ends one end, relay KT2 coils
One end, second one end indicator light HG, KM16 coil-ends one end, the one end third indicator light HG, KM17 coil-ends one end, second is held to refer to
Show the one end lamp HR, KM18 coil-ends one end, the 4th one end indicator light HG, KM19 coil-ends one end, the one end third indicator light HR phase
Even；The KM14 coil-ends other end, the first indicator light HR other ends, the second normally closed switch of KM15 one end are connected, and KM15 second is normally closed
The switch other end is connected with the one end switch SB17, the second normal open switch of KM14 one end respectively by the first normally closed switch of KM13,
The SB17 other ends, the second normal open switch of KM14 other end, the switch SB18 other ends are connected；The KM15 coil-ends other end, KT2 coils
Hold the other end, the second indicator light HG other ends, KM14 third normal open switch one end be connected, the KM14 third normal open switch other ends with
The second normally closed switch of KM13 one end is connected, the second normally closed switch of KM13 other end, the one end switch SB19, the second normal open switch of KM15
One end is connected, and the switch SB19 other ends, the second normal open switch of KM15 other end, the one end switch KT2 are connected, the KT2 other ends and
The SB20 other ends are connected；The KM16 coil-ends other end, the third indicator light HG other ends, the first normally closed switch of KM17 one end are connected,
The first normally closed switch of KM17 other end, the one end switch SB21, the second normal open switch of KM16 one end are connected, the switch SB21 other ends,
The second normal open switch of KM16 other end, the one end switch KT2 are connected, and the KT2 other ends are connected with the SB22 other ends；KM17 coil-ends are another
One end, the second indicator light HR other ends, the first normally closed switch of KM16 one end are connected, the first normally closed switch of KM16 other end, switch
The one end SB23, the second normal open switch of KM17 one end are connected, the switch SB23 other ends, the second normal open switch of KM17 other end, SB24
The other end is connected；The KM18 coil-ends other end, the 4th indicator light HG other ends, the first normally closed switch of KM19 one end are connected, KM19
The first normally closed switch other end, the one end switch SB25, the second normal open switch of KM18 one end are connected, and the second normal open switch of KM18 is another
End, the SB25 other ends, the one end switch KT2 are connected, and the KT2 other ends are connected with the SB26 other ends；The KM19 coil-ends other end, third
The indicator light HR other ends, the first normally closed switch of KM18 one end be connected, the first normally closed switch of KM18 other end, the one end switch SB27,
The second normal open switch of KM19 one end is connected, and the SB27 other ends, the second normal open switch of KM19 other end, the SB28 other ends are connected；The
The one fuse FU2 other ends are connect with utility grid zero curve N；
The utility grid firewire L1 pass sequentially through switch SB35, switch SB36, fuse FU1 respectively with the one end indicator light HG1,
The one end switch SB32, the one end switch SB34, the one end input power table W1, the one end output power table W2, KM21 normal open switch one end
It is connected, the SB32 other ends are connected with the one end switch SB31, KM20 normal open switch one end respectively, and the SB31 other ends, KM20 are normally opened to be opened
The pass other end, KM20 coil-ends one end, first one end indicator light HG2 are connected, and the SB34 other ends pass sequentially through switch KT3, KM24
Normally closed switch is connected with the one end switch SB33, KM21 normal open switch one end respectively, and the SB33 other ends, KM21 normal open switch are another
End, KM21 coil-ends one end, KT3 coil-ends one end, second one end indicator light HG2 are connected, KM21 normal open switch other ends difference
It is connected with the one end third indicator light HG2, radiator fan power end one end；The HG1 other ends, the one end fuse FU2, KM20 coil-ends
The other end, the first indicator light HG2 other ends, the KM21 coil-ends other end, the KT3 coil-ends other end, the second indicator light HG2 are another
End, the input power table W1 other ends, the output power table W2 other ends, the radiator fan power end other end, third indicator light HG2 are another
One end is connected, and the FU2 other ends are connected with utility grid zero curve N；The radiator fan is arranged in 220V power load boxes, 48V work(
Rate load box bottom；The input terminal of the long-acting type ups power is connected with utility grid firewire L1, zero curve N；The data acquisition
The current acquisition end of device, voltage acquisition end respectively with experiment deck plate 48V terminals, console 220V accumulators terminal, console
220V loads terminal, 48V accumulators terminal, console 48V load terminals and is connected；
The 1.8KW solar cell arrays include the first monocrystalline silicon battery assembly unit, the second monocrystalline silicon battery assembly unit,
Third monocrystalline silicon battery assembly unit, the 4th monocrystalline silicon battery assembly unit, the 5th monocrystalline silicon battery assembly unit, the 6th monocrystalline
Silion cell assembly unit, the 7th monocrystalline silicon battery assembly unit, the 8th monocrystalline silicon battery assembly unit, the 9th monocrystalline silicon battery group
Part unit, the tenth monocrystalline silicon battery assembly unit, the 11st monocrystalline silicon battery assembly unit, the 12nd monocrystalline silicon battery component list
Member, the 13rd monocrystalline silicon battery assembly unit, the 14th monocrystalline silicon battery assembly unit, the 15th monocrystalline silicon battery component list
Member, first monocrystalline silicon battery assembly unit one end are connected by KM13 thirds normal open switch with 1.8KW header box electrode input ends,
The first monocrystalline silicon battery assembly unit other end respectively with the first normally closed switch of contactor KM1 one end, the first normal open switch of KM1 one
End is connected, and KM1 the first normal open switch other ends are connected with 1.8KW header box negative inputs, KM1 the first normally closed switch other ends
It is connected respectively with the second normal open switch of KM1 one end, second monocrystalline silicon battery assembly unit one end, the second normal open switch of KM1 is another
End is connected with 1.8KW header box electrode input ends；The second monocrystalline silicon battery assembly unit other end respectively with contactor KM2 first
Normally closed switch one end, the first normal open switch of KM2 one end are connected, and KM2 the first normal open switch other ends and 1.8KW header box cathode are defeated
Enter end to be connected, the first normally closed switch of KM2 other end respectively with third monocrystalline silicon battery assembly unit one end, KM2 second is normally opened opens
It closes one end to be connected, KM2 the second normal open switch other ends are connected with 1.8KW header box electrode input ends；Third monocrystalline silicon battery group
The part unit other end is connected with the first normally closed switch of contactor KM3 one end, the first normal open switch of KM3 one end respectively, and KM3 first is normal
Switch the other end be connected with 1.8KW header box negative inputs, the first normally closed switch of KM3 other end respectively with the 4th monocrystalline silicon
Battery pack unit one end, the second normal open switch of KM3 one end are connected, and KM3 the second normal open switch other ends and 1.8KW header boxs are just
Pole input terminal is connected；The 4th monocrystalline silicon battery assembly unit other end respectively with the first normally closed switch of contactor KM4 one end, KM4
First normal open switch one end is connected, and KM4 the first normal open switch other ends are connected with 1.8KW header box negative inputs, KM4 first
The normally closed switch other end is connected with the 5th monocrystalline silicon battery assembly unit one end, the second normal open switch of KM4 one end respectively, KM4
The two normal open switch other ends are connected with 1.8KW header box electrode input ends；The 5th monocrystalline silicon battery assembly unit other end passes through
The 4th normal open switch of KM13 is connected with 1.8KW header box negative inputs；
6th monocrystalline silicon battery assembly unit one end passes through the 5th normal open switch of KM13 and 1.8KW header box electrode input end phases
Even, the 6th monocrystalline silicon battery assembly unit other end respectively with the first normally closed switch of contactor KM5 one end, KM5 first is normally opened opens
It closes one end to be connected, KM5 the first normal open switch other ends are connected with 1.8KW header box negative inputs, and the first normally closed switch of KM5 is another
One end is connected with the second normal open switch of KM5 one end, the 7th monocrystalline silicon battery assembly unit one end respectively, the second normal open switch of KM5
The other end is connected with 1.8KW header box electrode input ends；The 7th monocrystalline silicon battery assembly unit other end respectively with contactor KM6
First normally closed switch one end, the first normal open switch of KM6 one end are connected, and KM6 the first normal open switch other ends are negative with 1.8KW header boxs
Pole input terminal is connected, and the first normally closed switch of KM6 other end is normal with the 8th monocrystalline silicon battery assembly unit one end, KM6 second respectively
It switchs one end to be connected, KM6 the second normal open switch other ends are connected with 1.8KW header box electrode input ends；8th monocrystalline silicon electricity
The pond assembly unit other end is connected with the first normally closed switch of contactor KM7 one end, the first normal open switch of KM7 one end respectively, KM7
The one normal open switch other end is connected with 1.8KW header box negative inputs, and the first normally closed switch of KM7 other end is single with the 9th respectively
Crystal silicon battery assembly unit one end, the second normal open switch of KM7 one end are connected, and KM7 the second normal open switch other ends converge with 1.8KW
Case electrode input end is connected；The 9th monocrystalline silicon battery assembly unit other end respectively with the first normally closed switch of contactor KM8 one end,
The first normal open switch of KM8 one end is connected, and KM8 the first normal open switch other ends are connected with 1.8KW header box negative inputs, KM8
The first normally closed switch other end is connected with the tenth monocrystalline silicon battery assembly unit one end, the second normal open switch of KM8 one end respectively,
KM8 the second normal open switch other ends are connected with 1.8KW header box electrode input ends；The tenth monocrystalline silicon battery assembly unit other end
It is connected with 1.8KW header box negative inputs by the 6th normal open switch of KM13；
11st monocrystalline silicon battery assembly unit one end passes through the 7th normal open switch of KM13 and 1.8KW header box electrode input end phases
Even, the 11st monocrystalline silicon battery assembly unit other end is normally opened with the first normally closed switch of contactor KM9 one end, KM9 first respectively
It switchs one end to be connected, KM9 the first normal open switch other ends are connected with 1.8KW header box negative inputs, the first normally closed switch of KM9
The other end is connected with the second normal open switch of KM9 one end, the 12nd monocrystalline silicon battery assembly unit one end respectively, and KM9 second is normally opened
The switch other end is connected with 1.8KW header box electrode input ends；The 12nd monocrystalline silicon battery assembly unit other end respectively with connect
The first normally closed switch of tentaculum KM10 one end, the first normal open switch of KM10 one end be connected, KM10 the first normal open switch other ends with
1.8KW header box negative inputs be connected, the first normally closed switch of KM10 other end respectively with the 13rd monocrystalline silicon battery component list
First one end, the second normal open switch of KM10 one end are connected, KM10 the second normal open switch other ends and 1.8KW header box electrode input ends
It is connected；The 13rd monocrystalline silicon battery assembly unit other end respectively with the first normally closed switch of contactor KM11 one end, KM11 first
Normal open switch one end is connected, and KM11 the first normal open switch other ends are connected with 1.8KW header box negative inputs, and KM11 first is normal
Make and break closes the other end and is connected respectively with the 14th monocrystalline silicon battery assembly unit one end, the second normal open switch of KM11 one end, KM11
The second normal open switch other end is connected with 1.8KW header box electrode input ends；The 14th monocrystalline silicon battery assembly unit other end
It is connected respectively with the first normally closed switch of contactor KM12 one end, the first normal open switch of KM12 one end, the first normal open switch of KM12 is another
One end is connected with 1.8KW header box negative inputs, the first normally closed switch of KM12 other end respectively with the 15th monocrystalline silicon battery
Assembly unit one end, the second normal open switch of KM12 one end are connected, KM12 the second normal open switch other ends and 1.8KW header box anodes
Input terminal is connected；The 15th monocrystalline silicon battery assembly unit other end is negative by the 8th normal open switch of KM13 and 1.8KW header boxs
Pole input terminal is connected；
The utility grid firewire L1 pass sequentially through the second fuse FU1, switch SB29, switch SB30 respectively with switch SB1 mono-
End, the one end switch SB3, the one end switch SB4, the one end switch SB5, the one end switch SB6, the one end switch SB7, is opened at the one end switch SB2
Close the one end SB8, the one end switch SB9, the one end switch SB10, the one end switch SB11, the one end switch SB12, relay KW coil-ends one
End, KW normal open switch one end are connected, and the SB1 other ends are connected with KM1 coil-ends one end, first one end indicator light HG1 respectively, SB2
The other end is connected with KM2 coil-ends one end, second one end indicator light HG1 respectively, the SB3 other ends respectively with KM3 coil-ends one end,
The one end third indicator light HG1 is connected, and the SB4 other ends are connected with KM4 coil-ends one end, the 4th one end indicator light HG1 respectively, SB5
The other end is connected with KM5 coil-ends one end, the 5th one end indicator light HG1 respectively, the SB6 other ends respectively with KM6 coil-ends one end,
6th one end indicator light HG1 is connected, and the SB7 other ends are connected with KM7 coil-ends one end, the 7th one end indicator light HG1 respectively, SB8
The other end is connected with KM8 coil-ends one end, the 8th one end indicator light HG1 respectively, the SB9 other ends respectively with KM9 coil-ends one end,
9th one end indicator light HG1 is connected, and the SB10 other ends are connected with KM10 coil-ends one end, the tenth one end indicator light HG1 respectively,
The SB11 other ends are connected with KM11 coil-ends one end, the 11st one end indicator light HG1 respectively, the SB12 other ends respectively with KM12 lines
Enclose end one end, the 12nd one end indicator light HG1 be connected, the KW normal open switch other end respectively with the 13rd one end indicator light HG1, connect
Tentaculum KM24 coil-ends one end is connected；
The KM1 coil-ends other end, the first indicator light HG1 other ends, the KM2 coil-ends other end, the second indicator light HG1 other ends,
The KM3 coil-ends other end, the third indicator light HG1 other ends, the KM4 coil-ends other end, the 4th indicator light HG1 other ends, KM5 lines
Enclose the end other end, the 5th indicator light HG1 other ends, the KM6 coil-ends other end, the 6th indicator light HG1 other ends, KM7 coil-ends
The other end, the 7th indicator light HG1 other ends, the KM8 coil-ends other end, the 8th indicator light HG1 other ends, KM9 coil-ends are another
End, the 9th indicator light HG1 other ends, the KM10 coil-ends other end, the tenth indicator light HG1 other ends, the KM11 coil-ends other end,
The 11st indicator light HG1 other ends, the KM12 coil-ends other end, the 12nd indicator light HG1 other ends, the KW coil-ends other end,
The KM24 coil-ends other end, the 13 indicator light HG1 other ends, second one end fuse FU2 are connected, and the second fuse FU2 is another
End is connected with utility grid zero curve；
The 48V power load boxes include resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, R1
One end, the one end R2, the one end R3, the one end R4, the one end R5, the one end R6, the one end R7 are connected；The R1 other ends are normally opened by contactor KM25
Switch is connected with the one end fuse FU5, and the R2 other ends are connected by contactor KM26 normal open switch with the one end fuse FU6, R3
The other end is connected by contactor KM27 normal open switch with the one end fuse FU7, and the R4 other ends are opened by the way that contactor KM28 is normally opened
Pass is connected with the one end fuse FU8, and the R5 other ends are connected by contactor KM29 normal open switch with the one end fuse FU9, and R6 is another
One end is connected by contactor KM30 normal open switch with the one end fuse FU10, and the R7 other ends pass through contactor KM31 normal open switch
It is connected with the one end fuse FU11；The FU5 other ends, the FU6 other ends, the FU7 other ends, the FU8 other ends, the FU9 other ends, FU10 are another
One end, the FU11 other ends are connected；
The utility grid firewire L1 pass sequentially through fuse FU3, switch SB29, switch SB30 respectively with the one end SB43, SB44
One end, the one end SB45, the one end SB46, the one end SB47, the one end SB48, the one end SB49 be connected, the SB43 other ends respectively with KM25 lines
Enclose end one end, first one end indicator light HG1 be connected, the SB44 other ends respectively with KM26 coil-ends one end, the second indicator light HG1 mono-
End be connected, the SB45 other ends are connected with KM27 coil-ends one end, the one end third indicator light HG1 respectively, the SB46 other ends respectively with
KM28 coil-ends one end, the 4th one end indicator light HG1 are connected, and the SB47 other ends are indicated with KM29 coil-ends one end, the 5th respectively
The one end lamp HG1 is connected, and the SB48 other ends are connected with KM30 coil-ends one end, the 6th one end indicator light HG1 respectively, the SB49 other ends
It is connected respectively with KM31 coil-ends one end, the 7th one end indicator light HG1；The KM25 coil-ends other end, the first indicator light HG1 are another
End, the KM26 coil-ends other end, the second indicator light HG1 other ends, the KM27 coil-ends other end, the third indicator light HG1 other ends,
The KM28 coil-ends other end, the 4th indicator light HG1 other ends, the KM29 coil-ends other end, the 5th indicator light HG1 other ends,
The KM30 coil-ends other end, the KM31 coil-ends other end, the 7th indicator light HG1 other ends, is protected the 6th indicator light HG1 other ends
The one end dangerous silk FU4 is connected, and the FU4 other ends are connected with utility grid zero curve N；
The 220V power load boxes, 48V power load boxes are all made of 60A power load boxes, electric current put into tapping ratio be 20A,
20A, 10A, 5A, 2A, 1A, 1A, each tap of power load box are connected respectively to respective voltage by D.C. contactor and bus-bar
The discharge end of level controller；
The KM21 coil-ends and detection 220V power load boxes, the letter of the temperature sensor of 48V power load box operating temperatures
Number output port is connected.
2. photovoltaic charging-discharging controller dry run EMS according to claim 1, it is characterised in that
The 48V accumulators group using 8 pieces of 12V the string of 200AH colloid storage batteries 42 simultaneously, 220V accumulator groups using 18 pieces of 12V 200AH
Colloid storage battery is connected.
3. photovoltaic charging-discharging controller dry run EMS according to claim 1, it is characterised in that
The 1.8KW solar cell arrays, 3KW solar cell arrays, 4.8KW solar cell arrays, 220V power load boxes,
48V power load boxes, 220V accumulators group, 48V accumulator groups are docked by Aviation Connector and industrial socket with console.
4. photovoltaic charging-discharging controller dry run EMS according to claim 1, it is characterised in that
Described KT1, KT2, KT3 are all made of NJS2/AC220V relays, and temperature sensor uses E5CWL-R1TC temperature sensors, number
Agilent34970a data collectors are used according to collector.
5. photovoltaic charging-discharging controller dry run EMS according to claim 1, it is characterised in that
The 1.8KW solar cell arrays are formed using 60 pieces of 30W monocrystalline silicon battery components, and 3KW solar cell arrays use 100
Block 30W monocrystalline silicon battery components form, and 4.8KW solar cell arrays are formed using 160 pieces of 30W monocrystalline silicon battery components.
6. photovoltaic charging-discharging controller dry run EMS according to claim 1, it is characterised in that
The signal output port of the data collector is connected with the signal input port of host computer, and the display signal of host computer is defeated
Exit port is connected with the display signal input port of liquid crystal display；The 1.8KW solar cell arrays electrode line, 3KW are too
Positive energy battery array electrode line, 4.8KW solar cell arrays electrode line, 220V power load boxes electrode line, 48V power terminations
Case electrode line passes through 0.2 grade of direct current transmitter circular passage, transmitter secondary side and 0.2 grade of DC intelligent instrument electric current respectively
Collection terminal is connected.
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| CN112526963B (en) * | 2020-10-23 | 2022-09-06 | 武汉伟立德新能源有限公司 | Testing method of solar charge and discharge controller |
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| US20090253227A1 (en) * | 2008-04-08 | 2009-10-08 | Defries Anthony | Engineered or structured coatings for light manipulation in solar cells and other materials |
| TWI404950B (en) * | 2010-10-26 | 2013-08-11 | Inst Nuclear Energy Res Atomic Energy Council | Concentrator photovoltaic measuring device |
| CN202142232U (en) * | 2011-06-17 | 2012-02-08 | 江西开昂教育股份有限公司上海分公司 | Photovoltaic grid-connected power generation training device |
| CN102610146A (en) * | 2012-03-06 | 2012-07-25 | 江苏大学 | Teaching experiment platform of multifunctional photovoltaic power generation system |
| CN102684220B (en) * | 2012-05-02 | 2015-02-04 | 武汉理工大学 | Marine photovoltaic power generation grid-connected experimental platform |
| CN204045087U (en) * | 2014-07-23 | 2014-12-24 | 北京海瑞克科技发展有限公司 | A kind of intelligent solar photovoltaic innovative teaching experimental platform equipment |
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