CN2666012Y - numerical control multiplex charging controller - Google Patents
numerical control multiplex charging controller Download PDFInfo
- Publication number
- CN2666012Y CN2666012Y CN 03257332 CN03257332U CN2666012Y CN 2666012 Y CN2666012 Y CN 2666012Y CN 03257332 CN03257332 CN 03257332 CN 03257332 U CN03257332 U CN 03257332U CN 2666012 Y CN2666012 Y CN 2666012Y
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- CN
- China
- Prior art keywords
- control
- storage battery
- semiconductor switch
- charge
- charging
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Abstract
A numerical control multi-circuit charging controller applied in control of storage battery or storage battery group charging utilizes a multi-functional numerical instrument with an alarm function in a plurality of points as a main component to deal with and control an analog signal of the charging controller to set the alarm point of the multi-functional numerical instrument into one charging voltage control point or a plurality of sections of the charging voltage control points which fall into one group according to properties of the storage battery or the storage battery group; the charging power is connected with the storage battery or the storage battery group through a controlled semiconductor switch component and automatically opens or closes the semiconductor switch component through each voltage control point, thus realizing an automatic control on the charging of the storage battery or the storage battery group.
Description
[affiliated technical field]
The utility model relates to a kind of to the charge device of control of storage battery or batteries, especially the multifunctional digital instrument that a kind of utilization has a multiple spot warning function is handled as the analog signals of charge controller and the critical piece of control, realizes the charge numerical control multichannel charge controller of control of storage battery or batteries by being provided with of each alarm point.
[background technology]
At present, known being used for mainly contains four kinds of modes to the charge charge controller of control of storage battery: first kind of mode is to adopt series-type voltage to adjust circuit storage battery is controlled, the loss low, control circuit of this mode efficient is big, only is applicable to the charge in batteries control than low capacity; The second way is to adopt SCR rectification circuit, by adjusting the silicon controlled angle of flow or turn-on cycle the charging voltage and the electric current of storage battery are controlled, because controllable silicon is controlled can only to be alternating current or voltage, therefore, this mode can only be applicable to that charge power supply is the place of alternating current, is that galvanic place can not be suitable for for charge power supply; The third mode is to adopt the pulsewidth of Switching Power Supply mode to adjust switching circuit, thereby this mode is to change the control of the height realization of output voltage to the charge in batteries voltage and current by the ON time of adjusting switching device, this mode is based on high-frequency switch circuit, therefore, in circuit, can there be certain harmonic effects, simultaneously, under high voltage, big current condition, works, can reduce the reliability of circuit, increase electromagnetic radiation.The 4th kind of mode is to adopt the single chip circuit control technology, and this mode can realize the Digital Control function of various complexity, and working stability is reliable, but circuit is complicated by contrast, and relates to highly professional software programming, and cost is higher.
[purpose of utility model]
The purpose of this utility model provides a kind of numerical control multichannel charge controller that storage battery or batteries are controlled of being used for, it can not only carry out Digital Control to the charging process of storage battery or batteries, working stability is reliable, and need not complicated software programming, set one group of relevant parameter point by button and get final product work, the control circuit own loss is very little.
[technical scheme]
The purpose of this utility model is achieved in that with the multifunctional digital table control charge circuit that has the multiple spot warning function, the high-power semiconductor switch pipe of connecting in the charge circuit, the control utmost point of high-power semiconductor switch pipe is connected with the control power supply by a photoelectrical coupler, photoelectrical coupler is being controlled the conducting of high-power semiconductor switch pipe and is being ended, the input of photoelectrical coupler is linked to each other with the control power supply by a warning auxiliary switch of multifunctional digital table, the operating state of photoelectrical coupler is being controlled in the connecting and disconnecting of warning auxiliary switch, a plurality of warning auxiliary switches can connect and control a plurality of charge circuits, each charge circuit all is by the input of warning auxiliary switch control photoelectrical coupler and being connected of control power supply, and photoelectrical coupler links to each other with high-power semiconductor switch pipe in the charge circuit and controlling the conducting of high-power semiconductor switch pipe and end.In use, the input mode of multifunctional digital table is arranged to voltage or current system, simultaneously, the voltage indication range of corresponding input reference signal is set according to the ceiling voltage of storage battery or batteries and certain redundancy, the sampled signal of storage battery or batteries is carried out being added in after the conversion analog signals input of multifunctional digital instrument according to the multifunctional digital table to the requirement of input reference signal, make that the demonstration numerical value of multifunctional digital table is the magnitude of voltage of storage battery or batteries reality; Each alarm point of multifunctional digital table is arranged to one group of charging voltage control point according to the charging requirement of storage battery, the semiconductor switch device in one road charge circuit is being controlled at each control point, under normal charge condition, semiconductor switch device is conducting, carrying out along with charging, the voltage of storage battery or batteries can raise gradually, when voltage rises to when being higher than first control point, a control signal will be exported in this control point disconnects the semiconductor switch device in this road charge circuit, stop the charging on this road, along with the continuous rising of storage battery or accumulator battery voltage and when being higher than second control point, the second road charge circuit can be disconnected and stop charging, continuing charging goes down, can make each charge circuit be disconnected successively and stop charging, charging current progressively reduces, and is filled up to storage battery all charge circuits are all disconnected; On the contrary, along with the carrying out of storage battery or batteries discharge, when storage battery or accumulator battery voltage were lower than any control point, the charge circuit of this control point control will be connected, thereby realizes the automatic control to charging process.The big I of the parameter value at each control point is changed setting at any time, and the charging control point can be arranged to single-point control, also can be arranged to multiple spot control, when the control point is not enough, can adopt polylith to have the multifunctional digital instrument of multiple spot warning function.
[beneficial effect]
Owing to adopt such scheme, can realize Digital Control easily to storage battery or battery charging, and do not need to design complicated single chip circuit again, working stability is reliable, and is simple in structure, simultaneously, in charge circuit, do not have other to the device that charging voltage and charging current limit, have only semiconductor switch device, and its conduction voltage drop is less relatively, when charge power supply is solar photovoltaic battery component, has very high charge efficiency.
[drawing explanation]
Below in conjunction with accompanying drawing the utility model is further specified.
Accompanying drawing is circuit theory diagrams of the present utility model.
Among the figure: meter is the multifunctional digital table, and Ai is the plan amount input of multifunctional digital table mould, and BAT is storage battery or batteries, and DC1 is the 5V DC power supply, and DC2 is the 15V DC power supply; In the label of combination of numbers: K is the Alarming control switch of multifunctional digital instrument, and IC is a photoelectricity coupling integrated circuit, and T is the semiconductor switch pipe, and R is a resistance, and C is an electric capacity, and D is a diode, and V is the charge power supply input port.
[realizing the utility model best way]
In the drawings, the voltage signal of storage battery or batteries BAT is by resistance R 9, R10 is added in the analog quantity input Ai of multifunctional digital instrument after according to certain ratio dividing potential drop, K1, K2, K3, K4 is the alarm point control switch of multifunctional digital table, IC1, IC2, IC3, IC4 is the driving of a semiconductor switch pipe light electric coupling integrated circuit, the model that is adopted in this circuit is TLP250, one of alarm point control switch terminates on the positive pole of 5V DC power supply DC1, the other end is by current-limiting resistance R1, R2, R3, R4 has received four photoelectricity coupling integrated circuit (IC) 1 respectively, IC2, IC3, the signal input part of IC4 is 2. on the pin, the signal input part that the negative pole of 5V DC power supply DC1 then is connected on four photoelectricity coupling integrated circuits is 3. on the pin, the power end of each photoelectricity coupling integrated circuit 8. pin and 5. pin be connected on respectively on the positive pole and negative pole of 15V DC power supply; T1, T2, T3, T4 are the semiconductor switch pipe, its control utmost point b respectively by the output of photoelectricity coupling integrated circuit 6. pin control, in circuit, the effect of photoelectricity coupling integrated circuit mainly is to carry out front and back level isolation and provide enough big electric current to drive the semiconductor switch plumber doing; R5, R6, R7, R8 are the control limit leakage resistance of semiconductor switch pipe, and C1, C2, C3, C4 are anti-interference capacitor, and D1, D2, D3, D4 are the rectifier diode of charge circuit; Four groups of charge power supplies are respectively from V1, V2, V3, V4 four road input ports are added on the C electrode of semiconductor switch pipe through rectifier diode, the e of switching tube extremely directly links to each other with the positive pole of storage battery or batteries, when storage battery or accumulator battery voltage are lower than the control point magnitude of voltage that sets accordingly, the semiconductor switch pipe that this control point is controlled will conducting, corresponding charge power supply will be charged to storage battery or batteries by the semiconductor switch pipe, when storage battery or accumulator battery voltage were higher than the control point magnitude of voltage that sets accordingly, the semiconductor switch pipe that this control point is controlled will turn-off.The magnitude of voltage at all control points is arranged to stepped usually, rising along with storage battery or battery charging voltage, control circuit can disconnect charge circuit step by step, the charging current classification is reduced, be full of fully and charge circuit disconnects fully up to storage battery, thereby realize automatic control storage battery or battery charging.What of charge circuit are the quantity of the controlling alarm point of multifunctional digital instrument should decide according to, filling a loop can be one, also can be a plurality of, when the quantity of the controlling alarm point on the multifunctional digital table is not enough, can use polylith to have the instrument of identical function; The semiconductor switch pipe can be power transistor, MOS field effect tube or igbt.
Claims (3)
1. numerical control multichannel charge controller, automatically control the charging of charge power supply with electronic device to storage battery or batteries, it is characterized in that: with the multifunctional digital table control charge circuit that has the multiple spot warning function, the high-power semiconductor switch pipe of connecting in the charge circuit, the control utmost point of high-power semiconductor switch pipe is connected with the control power supply by a photoelectrical coupler, photoelectrical coupler is being controlled the conducting of high-power semiconductor switch pipe and is being ended, the input of photoelectrical coupler is linked to each other with the control power supply by a warning auxiliary switch of multifunctional digital table, and the operating state of photoelectrical coupler is being controlled in the connecting and disconnecting of warning auxiliary switch.
2. numerical control multichannel charge controller according to claim 1, it is characterized in that: a plurality of warning auxiliary switches that have the multifunctional digital table of multiple spot warning function can connect and control a plurality of charge circuits, each charge circuit all is by the input of warning auxiliary switch control photoelectrical coupler and being connected of control power supply, and photoelectrical coupler links to each other with high-power semiconductor switch pipe in the charge circuit and controlling the conducting of high-power semiconductor switch pipe and end.
3. numerical control multichannel charge controller according to claim 1 is characterized in that: the control power supply of control high-power semiconductor switch pipe is two groups of power supplys of isolating mutually with the control power supply of control photoelectrical coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03257332 CN2666012Y (en) | 2003-04-25 | 2003-04-25 | numerical control multiplex charging controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03257332 CN2666012Y (en) | 2003-04-25 | 2003-04-25 | numerical control multiplex charging controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2666012Y true CN2666012Y (en) | 2004-12-22 |
Family
ID=34328794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03257332 Expired - Lifetime CN2666012Y (en) | 2003-04-25 | 2003-04-25 | numerical control multiplex charging controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2666012Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740236A (en) * | 2017-02-06 | 2017-05-31 | 山东鲁能智能技术有限公司 | A kind of system and method for charging equipment of electric automobile charging security control |
-
2003
- 2003-04-25 CN CN 03257332 patent/CN2666012Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740236A (en) * | 2017-02-06 | 2017-05-31 | 山东鲁能智能技术有限公司 | A kind of system and method for charging equipment of electric automobile charging security control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130425 Granted publication date: 20041222 |