CN205004810U - Intelligent charging control system of DCDC converter - Google Patents
Intelligent charging control system of DCDC converter Download PDFInfo
- Publication number
- CN205004810U CN205004810U CN201520843630.5U CN201520843630U CN205004810U CN 205004810 U CN205004810 U CN 205004810U CN 201520843630 U CN201520843630 U CN 201520843630U CN 205004810 U CN205004810 U CN 205004810U
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- Prior art keywords
- control system
- battery
- electrokinetic cell
- dcdc converter
- monitor
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Abstract
The utility model relates to a DCDC converter control system especially relates to an intelligent charging control system of DCDC converter, including power battery, auxiliary battery, DCDC converter and monitor control system, power battery output and DCDC converter input link to each other, DCDC converter output links to each other with the auxiliary battery input, monitor control system include battery voltage monitor, signal amplifier, control system, the battery voltage monitor link to each other with power battery and auxiliary battery respectively, control system and power battery link to each other, control system and battery voltage monitor between be equipped with signal amplifier, the adoption by power battery as the power, through the DCDC converter, charge for auxiliary battery with gradually falling the electric current method, carry out real -time supervision, realize intelligence control system, have more humanized function, make it more to accord with user's demand, and resource utilization rate is high, power converting can the reinforce, safe and reliable, stability is splendid.
Description
Technical field
The utility model relates to DC/DC converter control system, particularly relates to a kind of smart charge control system of DC/DC transducer.
Background technology
Electric automobile DC/DC transducer is the low tension that a kind of DC high-voltage power drive converts direct current 13.8V to, for the equipment in vehicular electrical appliance.Automobile-used electric equipment comprises middle control instrument, car audio system, Forced draught blower, wiper, central controlled lock, vehicle lights system, wheel steering power-assisted, brake system etc.The rated voltage that these equipment use is 12V, and the rated voltage of electrokinetic cell, all between DC60V-DC72V, so need, with DC/DC transducer, voltage is first converted to DC13.8V, then gives automobile-used power electrical apparatus.So DC/DC transducer is also an indispensable critical piece in electric automobile corollary equipment.
Tradition DC/DC transducer only has the ability of changing voltage, can not realize Based Intelligent Control and management.Current DC/DC transducer producer on the market, manufacture power all at about 600W, but automobile equipment gross power is between 1.5KW-2KW.Obviously, when having multiple electric equipment to work simultaneously simultaneously, the power of DC/DC transducer can not meet electric automobile job requirement.Therefore, the equipment component of electric automobile is carried out power supply with independent one group of boosting battery and uses by part producer, and DC/DC transducer also have devised doubleway output.Main road is powered for commonly using electric automobile equipment, and bypass is that electric automobile corollary equipment is powered, and boosting battery and electrokinetic cell are all independent chargings, uses inconvenience; And in practical application, client often occurs having forgotten to turn off the light or to problems such as electric automobile frequency of utilization are low, so make electric automobile boosting battery cause electric automobile normally not use because of electric discharge or the problem of self discharge, affect trip.
Utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of smart charge control system of DC/DC transducer, electrokinetic cell is utilized to carry out intelligent charge to boosting battery, guarantee the electricity of boosting battery, simplify charge control system, be user-friendly to, improve the overall reasonability of vehicle.
The technical scheme that the utility model adopts is:
A smart charge control system for DC/DC transducer, comprises electrokinetic cell, boosting battery, DC/DC transducer and monitor control system; Described electrokinetic cell output is connected with DC/DC switch input, and DC/DC converter output end is connected with boosting battery input; Described monitor control system comprises battery voltage monitor, signal amplifier, control system; Described battery voltage monitor is connected with boosting battery with electrokinetic cell respectively, carries out Real-Time Monitoring to them; Described control system is connected with electrokinetic cell, controls electrokinetic cell high-tension electricity and exports to DC/DC transducer; Be provided with signal amplifier between described control system and battery voltage monitor, realize the intelligent charge to boosting battery electricity, intelligent charge gradually falls current method for employing and charges to boosting battery.
Wherein, described electrokinetic cell is provided with external voltage input port, for power battery charging, ensures the electricity of electrokinetic cell.
Wherein, on described boosting battery, output is connected with mobile unit a, and described DC/DC converter output end is connected with mobile unit b.
Wherein, described control system is connected with middle control instrument with electric door lock respectively, and after user opens electric door lock, monitor control system brings into operation, and after user closes electric door lock, monitor control system is out of service; When electrokinetic cell is under-voltage, feed back to middle control instrument by control system, reminding user charges.
Compared with prior art, the beneficial effects of the utility model are:
Adopt by electrokinetic cell as power supply, by DC/DC transducer, DC high voltage is converted to DC low-voltage, charge to boosting battery with gradually falling current method, in system running state, by battery voltage monitor, Real-Time Monitoring is carried out to electrokinetic cell and boosting battery, battery detection signal is transferred to control system after annunciator amplifies; System responds by signal, realizes intelligent control system, simplifies charge control system, has more humane function, make it the demand more meeting user, and resource utilization is high, and power conversion capability is strong, and safe and reliable, stability is splendid.
Accompanying drawing explanation
Fig. 1 is: the utility model Structure of intelligent control system frame diagram;
Wherein: 1, electrokinetic cell; 2, boosting battery; 3, DC/DC transducer; 4, external voltage input port; 5, battery voltage monitor; 6, signal amplifier; 7, control system; 8, middle control instrument; 9, mobile unit a; 10, mobile unit b; 11, electronic lock.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further illustrated.
As shown in Figure 1, a kind of smart charge control system of DC/DC transducer, comprises electrokinetic cell 1, boosting battery 2, DC/DC transducer 3 and monitor control system; Described electrokinetic cell 1 is provided with external voltage input port 4, charges for electrokinetic cell 1, ensures the electricity of electrokinetic cell 1; Described electrokinetic cell 1 output is connected with DC/DC transducer 3 input, and DC/DC transducer 3 output is connected with boosting battery 2 input; Described monitor control system comprises battery voltage monitor 5, signal amplifier 6, control system 7; Described battery voltage monitor 5 is connected with boosting battery 2 with electrokinetic cell 1 respectively, carries out Real-Time Monitoring to them; Described control system 7 is connected with electrokinetic cell 1, controls electrokinetic cell 1 high-tension electricity and exports to DC/DC transducer 3; Be provided with signal amplifier 6 between described control system 7 and battery voltage monitor 5, realize the intelligent charge to boosting battery 2 electricity, intelligent charge gradually falls current method to boosting battery 2 charge for adopting; Described control system 7 is connected with middle control instrument 8 with electronic lock 11 respectively, and after user opens electric door lock 11, monitor control system brings into operation, and after user closes electric door lock 11, monitor control system is out of service; When electrokinetic cell 1 is under-voltage, feed back to middle control instrument 8 by control system 7, reminding user charges.
On described boosting battery 2, output is connected with mobile unit a9, and described DC/DC transducer 3 output is connected with mobile unit b10.
With DC72V/DC13.8V transducer 3, boosting battery 2 voltage is charged as example lower than during below 12.5V, and its course of work is described:
To boosting battery 2 voltage monitoring and intelligent charge: a kind of smart charge control system (hereinafter referred to as system) of DC/DC transducer, after user opens electric door lock 11, system cloud gray model, battery voltage monitor 5 pairs of boosting batteries 2 carry out Real-Time Monitoring, when monitoring boosting battery 2 voltage lower than 12.5V, in order to the vehicle-mounted equipment a9 of electric automobile can continue normal use, battery voltage monitor 5 by the battery detection signal that monitors with the form of binary code through signal amplifier 6, through amplification ratio comparatively after, export to control system 7.Now control system 7 concludes boosting battery 2 under-voltage.Control system 7 provides charging signals, charges for power supply with electrokinetic cell 1 to boosting battery 2.Boosting battery 2, without the need to independent charging, only need keep the electricity of electrokinetic cell 1, and the electricity of boosting battery 2 can not be exhausted.Charging process adopts gradually falls current method, is applicable to the battery of various material, and meets the charging curve of most of battery.Boosting battery 2 mostly is lead-acid battery, and capacity is at about 10AH-20AH.For 20AH boosting battery 2, charge by the electric current of 0.15C, charging current is 3A.By the charging curve of boosting battery 2, the charging current of 0.15C can improve the capacity of boosting battery 2 fast in earlier stage.Along with the rising of capacity, the voltage of boosting battery 2 can rising gradually.While charging, battery voltage monitor 5 also simultaneously monitoring the voltage of boosting battery 2 and charging current, when boosting battery 2 voltage reaches more than 13.5V, when charging current drops to 0.05C, then automatically shuts down bypass charging circuit.Make boosting battery 2 keep more than 13.5V, be unlikely to the normal use affecting electric automobile.
Electrokinetic cell 1 voltage monitoring: battery voltage monitor 5 pairs of electrokinetic cell 1 Real-Time Monitorings, when electrokinetic cell 1 voltage is lower than 60V, in order to the vehicle-mounted equipment b10 of electric automobile can continue normal use, battery voltage monitor 5 by the battery detection signal that monitors with the form of binary code through signal amplifier 6, through amplification ratio comparatively after, export to control system 7.Control system 7 makes corresponding response by signal, and as brownout, then give the under-voltage signal of middle control instrument 8, reminding user charges to electrokinetic cell 1 in good time, in order to avoid affect the normal use of electric automobile.
Claims (4)
1. a smart charge control system for DC/DC transducer, is characterized in that: comprise electrokinetic cell, boosting battery, DC/DC transducer and monitor control system; Described electrokinetic cell output is connected with DC/DC switch input, and DC/DC converter output end is connected with boosting battery input; Described monitor control system comprises battery voltage monitor, signal amplifier, control system; Described battery voltage monitor is connected with boosting battery with electrokinetic cell respectively, carries out Real-Time Monitoring to them; Described control system is connected with electrokinetic cell; Be provided with signal amplifier between described control system and battery voltage monitor, realize the intelligent charge to boosting battery electricity.
2. the smart charge control system of a kind of DC/DC transducer according to claim 1, is characterized in that: described electrokinetic cell is provided with external voltage input port.
3. the smart charge control system of a kind of DC/DC transducer according to claim 1, is characterized in that: on described boosting battery, output is connected with mobile unit a, and described DC/DC converter output end is connected with mobile unit b.
4. the smart charge control system of a kind of DC/DC transducer according to claim 1, is characterized in that: described control system is connected with middle control instrument with electronic lock respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520843630.5U CN205004810U (en) | 2015-10-26 | 2015-10-26 | Intelligent charging control system of DCDC converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520843630.5U CN205004810U (en) | 2015-10-26 | 2015-10-26 | Intelligent charging control system of DCDC converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205004810U true CN205004810U (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520843630.5U Expired - Fee Related CN205004810U (en) | 2015-10-26 | 2015-10-26 | Intelligent charging control system of DCDC converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205004810U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329660A (en) * | 2016-10-18 | 2017-01-11 | 洛阳北方易初摩托车有限公司 | Center control power source charging circuit of electric four-wheel vehicle |
| CN109050256A (en) * | 2018-07-12 | 2018-12-21 | 苏州舜唐新能源电控设备有限公司 | Electric car auxiliary power unit |
| CN109383614A (en) * | 2017-08-03 | 2019-02-26 | 通用汽车环球科技运作有限责任公司 | System and method for executing diagnosis to DC-DC converter |
| CN109398274A (en) * | 2018-12-27 | 2019-03-01 | 洛阳北方易初摩托车有限公司 | Low-speed electronic carriage 12V battery charging circuit |
| CN109466477A (en) * | 2018-12-27 | 2019-03-15 | 洛阳北方易初摩托车有限公司 | Low-speed electronic carriage loaded line |
-
2015
- 2015-10-26 CN CN201520843630.5U patent/CN205004810U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329660A (en) * | 2016-10-18 | 2017-01-11 | 洛阳北方易初摩托车有限公司 | Center control power source charging circuit of electric four-wheel vehicle |
| CN109383614A (en) * | 2017-08-03 | 2019-02-26 | 通用汽车环球科技运作有限责任公司 | System and method for executing diagnosis to DC-DC converter |
| CN109383614B (en) * | 2017-08-03 | 2021-08-03 | 通用汽车环球科技运作有限责任公司 | System for performing diagnostics on a DC-DC converter |
| CN109050256A (en) * | 2018-07-12 | 2018-12-21 | 苏州舜唐新能源电控设备有限公司 | Electric car auxiliary power unit |
| CN109398274A (en) * | 2018-12-27 | 2019-03-01 | 洛阳北方易初摩托车有限公司 | Low-speed electronic carriage 12V battery charging circuit |
| CN109466477A (en) * | 2018-12-27 | 2019-03-15 | 洛阳北方易初摩托车有限公司 | Low-speed electronic carriage loaded line |
| CN109466477B (en) * | 2018-12-27 | 2024-04-05 | 洛阳北方易初摩托车有限公司 | Load circuit of low-speed electric four-wheel vehicle |
| CN109398274B (en) * | 2018-12-27 | 2024-04-09 | 洛阳北方易初摩托车有限公司 | Charging circuit for 12V storage battery of low-speed electric four-wheel vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Yang Cuilian Document name: Notice of termination of patent right |
|
| 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: 20160127 Termination date: 20201026 |