CN207184073U - Induction type energy-saving DC electric source - Google Patents
Induction type energy-saving DC electric source Download PDFInfo
- Publication number
- CN207184073U CN207184073U CN201720566109.0U CN201720566109U CN207184073U CN 207184073 U CN207184073 U CN 207184073U CN 201720566109 U CN201720566109 U CN 201720566109U CN 207184073 U CN207184073 U CN 207184073U
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- charge
- discharge
- discharge unit
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Abstract
The utility model is induction type energy-saving DC electric source, it is made up of charge/discharge unit and charge/discharge unit circulation combination, the sensing electricity getting device being made up of current transformer and bridge rectifier is distributed on power supply for electrical equipment circuit, each bridge rectifier is in series, the bridge rectifier both ends of series connection are respectively equipped with charge control solid-state relay, the accumulator corresponding end in series with ultracapacitor is connected its controlled end respectively, accumulator both ends are respectively equipped with control of discharge solid-state relay, the connection corresponding with DC power output end respectively of its controlled end, fill, control of discharge solid-state relay alternate conduction；Form charge/discharge unit circulation combination by multiple charge/discharge units, a unit while being discharge condition other units be charged state and circulate successively that the charge and discharge of each charge/discharge unit control solid-state relay control terminal is connected to the corresponding control output ends of PLC.Electrical equipment power is selected according to loading demand and senses the dc source that electricity getting device quantity composition has wide range of applications.
Description
Technical field
The utility model belongs to dc source, more particularly to a kind of induction type energy-saving DC electric source.
Background technology
In addition to making power supply using solar cell or chemical cell under some specific occasions, the direct current of majority circuit
Source be by AC network conversion Lai, conversion generally completed by rectification circuit, wherein, bridge rectifier is most commonly used one kind
Full-wave rectifying circuit.
Above-mentioned full-wave rectifying circuit is generally made up of transformer, rectification main circuit and wave filter etc., the input of rectification circuit
Power can pass through ammeter measuring.
The content of the invention
The purpose of this utility model, which is to provide, a kind of makes full use of power supply for electrical equipment line influence electric field to obtain electric energy
Induction type energy-saving DC electric source.
The utility model takes following technical scheme to achieve the above object：Induction type energy-saving DC electric source, including electricity consumption
Equipment and its supply line, are characterized in, the dc source is made up of charge/discharge unit and its charge/discharge unit circulation combination, institute
Stating the composition of charge/discharge unit is, sensing electricity getting device is distributed with the supply line of electrical equipment, the sensing electricity getting device is by setting
It is placed in the straight-through current transformer of supply line, connects the bridge rectifier composition of the current transformer output end, each sensing
The bridge rectifier of electricity getting device is in series, and its both ends of the bridge rectifier being connected in series are respectively equipped with charge control solid-state relay
Device, one end corresponding with the accumulator that ultracapacitor is in series is connected its controlled end respectively, the accumulator both ends point
Not She You control of discharge solid-state relay, its controlled end respectively with DC power output end it is corresponding connect, the charge control
Solid-state relay and control of discharge solid-state relay alternate conduction, the charge/discharge unit circulation combination is by 11-20 discharge and recharge
Unit is formed, and other units are charged state and circulated successively while a unit is discharge condition in each charge/discharge unit, institute
The control terminal of the charge control solid-state relay and control of discharge solid-state relay of stating each charge/discharge unit is connected to PLC and accordingly controlled
Output end processed.
The utility model can also take following technical measures；
Steering diode is provided between each bridge rectifier of bridge rectifier being connected in series.
Relay is provided between each charge/discharge unit cathode output end and DC power anode lead-out terminal or is contacted
Device normally opened contact, relay or the contactor normally opened contact is parallel with mutually is gone here and there by auxiliary reclay normally-closed contact with current-limiting resistance
Join the current-limiting circuit formed, the auxiliary reclay in the coil power loop of relay or contactor with being in series with time relay
The normally opened contact of device.
The beneficial effects of the utility model and advantage are：
1. an induction type energy-saving DC electric source is made up of sensing charge/discharge unit and charge/discharge unit circulation combination, this sensing
Do not increase the power consumption of user's kilowatt-hour meter after the connection load of formula energy-saving DC electric source, electric energy can be saved significantly on.
2. the super capacitor that an induction type energy-saving DC electric source uses has the characteristics of charging interval is short, power density is high,
Quick charge can be realized, charge/discharge unit circulation combination can meet that this induction type energy-saving DC electric source is steady, continues
Power supply.
3. an induction type energy-saving DC electric source can according to load voltage, current needs select electrical equipment power and really
Determine the quantity of sensing electricity getting device in charge/discharge unit, may be constructed the induction type energy-saving DC electric source of various power, can answer extensively
For charging pile, electric heating equipment, illuminator and various direct-flow electricity utilization apparatus.
Brief description of the drawings
Accompanying drawing 1 is the utility model charge/discharge unit embodiment electrical schematic diagram.
Accompanying drawing 2 is charge/discharge unit circulation combinatorial principle block diagram.
Embodiment
The utility model is further illustrated with reference to embodiment and its accompanying drawing.
Embodiment is to be used as the induction type energy-saving DC electric source of general charging device of electric automobile as shown in Figure 1, 2, by filling
Discharge cell and its charge/discharge unit circulation combination composition.
As shown in figure 1, the composition of charge/discharge unit is, it is distributed on the supply line L of charging station large power-consuming equipment
There are 40 sensing electricity getting devices, that is, sense electricity getting device 1-40, each sensing electricity getting device is electric by being arranged at supply line L punching respectively
Current transformer T1-40, the bridge rectifier Q1-40 compositions for being correspondingly connected to the current transformer output end.220V is exchanged
The electric current of supply line and straight-through current transformer ratio is 5-7:1.
The bridge rectifier of 40 sensing electricity getting devices is in series, and its both ends of the bridge rectifier being connected in series, which are respectively equipped with, to be filled
Electric control solid-state relay SSR1, SSR2, its controlled end are corresponding with the accumulator that ultracapacitor C1-CX is in series respectively
One end is connected.40 bridge rectifier being connected in series its both end voltages of embodiment are direct current 480V, and accumulator uses
200 pressure-resistant more than 6.3V ultracapacitor series connection, its capacity determine according to output current value.
Two poles of guiding are provided with charge/discharge unit embodiment, between each bridge rectifier of bridge rectifier being connected in series
Pipe D, to protect bridge rectifier.
In Fig. 1, accumulator both ends are respectively equipped with control of discharge solid-state relay SSR3, SSR4, its controlled end respectively with directly
Flow the corresponding connection of power supply positive and negative output terminal.
Charge control solid-state relay SSR1, SSR2 in Fig. 1 replaces with control of discharge solid-state relay SSR3, SSR4 to be led
It is logical.
As shown in Fig. 2 charge/discharge unit circulation combination is made up of 11-20 Fig. 1 charge/discharge unit, each charge/discharge unit
In a unit while be discharge condition other units be charged state and circulate successively, the charging control of each charge/discharge unit
Solid-state relay and control of discharge solid-state relay processed is connected to the corresponding control output ends of PLC, it is possible to achieve Satisfactory Control.It is used as
Above-described embodiment charging voltage of charging device of electric automobile is 480V, and charging current reaches 80A.
Charge/discharge unit circulation combination is in order to which charge/discharge unit has enough charging intervals, according to test, discharge and recharge list
About 300ms of first discharge time, and charging interval about 800-900ms, therefore when should ensure that charge/discharge unit has enough chargings
Between.Surveyed the discharge and recharge time according to specific charge/discharge unit, charge/discharge unit circulation combination can be in 11-20 discharge and recharge list
Selected in first quantity.
In Fig. 2, contactor is provided between each charge/discharge unit cathode output end and DC power anode lead-out terminal CDZ+
QS normally opened contacts, contactor normally opened contact is parallel with to be in series structure by auxiliary reclay KJ normally-closed contacts KJ-1 and current-limiting resistance R1
Into current-limiting circuit, be in series with the normally opened of time relay sj in auxiliary reclay KJ and contactor QS coil power loop and touch
Point SJ-1.Contactor in circuit can also use relay, select to determine according to output current.Each charge/discharge unit negative pole is defeated
Go out end with the negative input CDZ- of charging pile to be connected.
Contactor QS, intermediate relay ZJ and time relay sj power supply can be set respectively.In embodiment the time after
User operation signal of the electrical equipment SJ enabling signal from intelligent charging spot.
The setting of current-limiting circuit is to export impact to load to reduce this dc source, in general, small-power this electricity
Source can be not provided with, because this power supply of embodiment is used for charging pile, in order to adapt to electric car power supply management system signal acquisition
Condition, avoid the circulation of this power supply charge/discharge unit from combining initial High-current output and punching is produced to electric car power supply management system
Hit, so current-limiting circuit is set.
In existing electric automobile charging station, large power-consuming equipment such as mosaic screen electric video has been commonly available should
It is often used for showing the allotment of each charging pile of charging station, customer service content, exploitation etc. with, this equipment, substantially 24
Hour continuous operation, the power of separate unit electronic video equipment is general all in 15-20KW or so according to investigations, therefore this power supply uses
The supply line of splicing panel type display is used to sense electricity getting device.
According to the explanation of embodiments above, this dc source can be applied to other direct-flow electricity utilization apparatus, no longer
Numerous act.
Claims (3)
1. induction type energy-saving DC electric source, including electrical equipment and its supply line, it is characterised in that：The dc source is by filling
Discharge cell and its charge/discharge unit circulation combination composition, the composition of the charge/discharge unit is the supply line of electrical equipment
On be distributed with sensing electricity getting device, the sensing electricity getting device is by being arranged at the straight-through current transformer of supply line, connecting the electricity
The bridge rectifier of current transformer output end is formed, and each bridge rectifier for sensing electricity getting device is in series, the bridge-type being connected in series
Its both ends of rectifier are respectively equipped with charge control solid-state relay, the accumulation of energy in series with ultracapacitor respectively of its controlled end
One end is connected corresponding to device, and the accumulator both ends are respectively equipped with control of discharge solid-state relay, its controlled end respectively with directly
Flow the corresponding connection of power output terminal, the charge control solid-state relay and control of discharge solid-state relay alternate conduction, institute
State charge/discharge unit circulation combination to be made up of 11-20 charge/discharge unit, a unit is discharge condition in each charge/discharge unit
Other units are charged state and circulated successively simultaneously, and the charge control solid-state relay of each charge/discharge unit and electric discharge are controlled
The control terminal of solid-state relay processed is connected to the corresponding control output ends of PLC.
2. induction type energy-saving DC electric source according to claim 1, it is characterised in that：The bridge rectifier being connected in series
Steering diode is provided between each bridge rectifier of device.
3. induction type energy-saving DC electric source according to claim 1, it is characterised in that：Each charge/discharge unit positive pole is defeated
Go out between end and DC power anode lead-out terminal and be provided with relay or contactor normally opened contact, the relay or contactor are normal
Opening contact shunt has the current-limiting circuit for being in series and being formed by auxiliary reclay normally-closed contact and current-limiting resistance, the auxiliary reclay
Normally opened contact with being in series with the time relay in the coil power loop of relay or contactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720566109.0U CN207184073U (en) | 2017-05-19 | 2017-05-19 | Induction type energy-saving DC electric source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720566109.0U CN207184073U (en) | 2017-05-19 | 2017-05-19 | Induction type energy-saving DC electric source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207184073U true CN207184073U (en) | 2018-04-03 |
Family
ID=61733829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720566109.0U Expired - Fee Related CN207184073U (en) | 2017-05-19 | 2017-05-19 | Induction type energy-saving DC electric source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207184073U (en) |
-
2017
- 2017-05-19 CN CN201720566109.0U patent/CN207184073U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20190519 |