CN103072533B - The implementation method of the two-stage intelligent control system of vehicle power rack - Google Patents
The implementation method of the two-stage intelligent control system of vehicle power rack Download PDFInfo
- Publication number
- CN103072533B CN103072533B CN201310032677.9A CN201310032677A CN103072533B CN 103072533 B CN103072533 B CN 103072533B CN 201310032677 A CN201310032677 A CN 201310032677A CN 103072533 B CN103072533 B CN 103072533B
- Authority
- CN
- China
- Prior art keywords
- combination
- control
- data
- control system
- direct
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 42
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000011112 process operation Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 22
- 230000007547 defect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 6
- 230000003044 adaptive effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000013519 translation Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to two-stage intelligent control system and its implementation of power supply cabinet in vehicular communication equipment, control system comprises control combination, combines and charge and combine for the alternating current of system power supply and battery pack, control panel and direct-furnish combination, inversion.Control combination is main control unit, is responsible for collecting and forwarding each combined information, and realizes state display and operation by control panel.Each combination from master control, work alone.Control combination comprises master controller, the button be connected, exchanges detection module, temperature detecting module, state display module, temperature display module, solid-state control module and communication interface modular converter with master controller.The method of native system controls subprogram, state detection subprogram and serial communication subprogram etc. carry out programming realization mainly for control combination main program, output.The defect that instant invention overcomes that the intelligence degree that conventional power source equipment single-stage mode exists is low, speed of response is slow, control accuracy is poor etc.
Description
Technical field
The present invention relates to automated control technology, particularly relate to two-stage intelligent control system and its implementation of power supply cabinet in vehicular communication equipment.
Background technology
Current, it is more to have installed the independent electronics that the vehicle of communication facilities is arranged, and each equipment both provides alternating current 220V (50HZ) and direct current 24V power interface, by system power car for it provides 220V(50HZ according to model standardisation requirements) alternating current.In order to improve working stability and the reliability of each equipment in vehicle further, meet simultaneously vehicle configuration flexibly, the demand of mobility strong, need to be equipped with secondary power supply and carry out centralized and unified power supply.
For a long time, Vehicle Power equipment is due to the impact by components and parts level, bulky, of low quality, reliability is poor, and modern vehicular communication equipment, be not only that requirement power supply performance is stable, reliability is high, but also require that adaptive load ability is strong, supplied by AC/DC electricity transfer time is short, electromagnetic compatibility good, easy to maintenance, and control system is as the control of whole power-supply system and coordination center, the quality of its degree of intelligence, stability, reliability directly will decide the performance quality of whole power-supply system.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of vehicle power rack two-stage intelligent control system stable, reliability is high, adaptive load ability strong, fast response time, control accuracy are high and implementation method of powering.
In order to solve the problems of the technologies described above, control system scheme of the present invention is as follows:
A kind of vehicle power rack two-stage intelligent control system, comprise the control combination of main control unit, with the slave unit of main control unit bus communication, the alternating current of power supply and battery pack, guidance panel and telltale, described control combination comprises master controller, the button be connected with master controller, the interchange detection module be connected with main controller controls, temperature detecting module, state display module, temperature display module, solid-state control module and communication interface modular converter, described slave unit comprise can work independently direct-furnish combination, inversion combination and charging combination.
Based on the design of this control system, control combination can realize detection display and operation, the measurement of temperature and the control of output of state, the status information of coming together direct-furnish combination, inversion combination and charging and combining is collected in control combination, and relevant information is transmitted to relevant combination again.This control system charging combination, inversion combination and combination of charging can work independently: direct-furnish combination is responsible for gathering DC converting part related status information, and controls direct current output in conjunction with the related status information that control combination issues; Inversion combination is responsible for collection and is exchanged output and Converting Unit related status information, and controls to exchange output in conjunction with the related status information that control combination issues; The related status information gathering storage battery and charge circuit thereof is responsible in charging combination, and carries out intelligent management in conjunction with the related status information that control combination issues to storage battery.To sum up, this vehicle power rack control system adopts two-stage intelligent control method, the defect that overcomes that the intelligence degree that conventional power source equipment single-stage mode exists is low, speed of response is slow, control accuracy is poor etc., and there is the advantages such as power supply is stable, reliability is high, adaptive load ability is strong.
Further, described direct-furnish combination comprises direct-furnish controller, the direct current output detections module be connected with direct-furnish controller, pfc circuit detection module, DC/DC electric circuit inspection module, direct current export solid-state switch control module, pfc circuit module and DC/DC circuit module, and direct-furnish controller is communicated with master controller by communication interface modular converter.
Further, described inversion combination comprises inverter controller, with the exchanging output detections module, booster circuit detection module, inverter circuit detection module, exchange and export solid-state switch control module, booster circuit module and inverter circuit module of inverter controller control linkage, inverter controller is communicated with master controller by communication interface modular converter.
Further, the charging combination of institute's art comprises charge controller, with the battery status detection module of charge controller control linkage, pfc circuit detection module, charge circuit detection module, rechargeable solid-state switch control module, pfc circuit module and charging circuit module, charge controller is communicated with master controller by communication interface modular converter.
Vehicle power rack two-stage intelligent control system implementation method of the present invention is as follows:
(1) master controller of main control unit control combination is started, and initialization;
(2) start charging combination, charging combination sends information to control combination master controller;
(3) detect the information whether receiving charging combination and send, if do not receive, then continue to wait for;
(4) if receive, power supply whether reversal connection is judged, if reversal connection, then display alarm;
(5) if non-reversal connection, starting state detection module;
(6) start-up temperature detection module;
(7) output control module is started;
(8) timing is judged whether, if timing arrives, then start interruption, combine with direct-furnish combination, inversion or charge and be combined into row data exchange and inquiry, carry out showing after data exchange inquiry and the process such as warning, and circulate before turning back to state detection module next time;
(9) if timing does not arrive, then directly carry out showing and the process operation such as warning, and circulate before turning back to state detection module next time.
Further, the step of performing step (5) state-detection is as follows:
(1) AD conversion is started;
(2) judge whether AD conversion completes, if do not complete, then continue to wait for; If complete, then proceed to next step;
(3) check whether AD conversion result transfinites, if transfinite, then this transformation result is invalid, directly terminates, if do not transfinite, then proceeds to next step;
(4) filtering process is carried out to the data be converted to;
(5) judge whether these data are less than under-voltage setting value, if so, then put AC undervoltage mark, termination routine, if not, then proceed to next step;
(6) judge whether these data are greater than overvoltage setting value, if not, then directly terminate, exchange overvoltage mark if then put, termination routine.
Further, the step of performing step (7) output control is as follows:
(1) whether normally judge to exchange input;
(2) normal if exchange input, then control to exchange the conducting of input solid-state switch, reset civil power normally indicates, jumps to step (5);
(3) if exchange input mal, then control to exchange input solid-state switch and disconnect, and judge that whether battery is under-voltage;
(4) if battery undervoltage, then directly close accessory feed and terminate; If battery is normal, jump to step (5);
(5) judge whether start delay time arrives, if do not arrive, then closes accessory feed, if arrived, then start control system accessory feed;
(6) judge whether temperature is greater than 45
0c, if so, then starts radiator fan and terminates; If not, then close radiator fan and terminate.
Further, the step of performing step (8) interrupt inquiry is as follows:
(1) enter interrupt routine, receive first data;
(2) judge whether these data conform to address;
(3) if conform to, then function code is obtained;
(4) judge it is receive direct-furnish combination, inversion combination or charging data splitting, or send data to direct-furnish combination, inversion combination or charging combination;
(5) if send data, then send address, function code and data, reply after direct-furnish combination, inversion combination or charging combination receive signal, acknowledge signal display direct-furnish combination, inversion combination or charging combination correctly receive, then end interrupt, if mal, then enters error handler;
(6) if receive data, then acknowledge signal is sent, the process of line correlation information of going forward side by side, end interrupt program.
Accompanying drawing explanation
Fig. 1 is vehicle power rack two-stage Structure of intelligent control system block diagram of the present invention;
Fig. 2 is vehicle power rack two-stage intelligent control system control combination structured flowchart of the present invention;
Fig. 3 is vehicle power rack two-stage intelligent control system direct-furnish unitized construction block diagram of the present invention;
Fig. 4 is vehicle power rack two-stage intelligent control system inversion unitized construction block diagram of the present invention;
Fig. 5 is vehicle power rack two-stage intelligent control system of the present invention charging unitized construction block diagram;
Fig. 6 is the system main program flow chart of vehicle power rack two-stage intelligent control system implementation method of the present invention;
Fig. 7 is the state detection subprogram diagram of circuit of vehicle power rack two-stage intelligent control system implementation method of the present invention;
Fig. 8 is that the output of vehicle power rack two-stage intelligent control system implementation method of the present invention controls subroutine flow chart;
Fig. 9 is the system outage subroutine flow chart of vehicle power rack two-stage intelligent control system implementation method of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Vehicle power rack two-stage intelligent control system as shown in Figure 1, comprise the control combination of main control unit, with the slave unit of main control unit bus communication, the alternating current of power supply and battery pack, guidance panel and telltale, slave unit comprises direct-furnish combination, inversion combination and the charging that can work independently and combines.This control system includes four combinations, telltale and guidance panels.Control combination is main control unit, and its excess-three is combined as slave unit, is responsible for the information of respective combination, transmission and control.
Control combination as shown in Figure 2, this control combination comprises master controller, the button be connected with master controller, the interchange detection module be connected with main controller controls, temperature detecting module, state display module, temperature display module, solid-state control module and communication interface modular converter.In the present embodiment, master controller adopts micro controller system, and communication adopts the communication of RS485 serial bus data, and communication interface modular converter completes the conversion of microcontroller serial port signal to RS485 signal.Master controller micro controller system mainly completes following function: exchange input state and detect and exchange the control of input solid-state relay, control panel key scan, radiator fan detection and control, relevant information is delivered to each combination as main control singlechip by RS485 bus poll each assembled state, alternating current-direct current input, output state display, Temperature displaying (have during fault and show failure code) etc. when power supply cabinet internal operating temperature detects and normally works.
Figure 3 shows that this control system direct-furnish unitized construction block diagram, direct-furnish combination comprises direct-furnish controller, the direct current output detections module be connected with direct-furnish controller, pfc circuit detection module, DC/DC electric circuit inspection module, direct current export solid-state switch control module, pfc circuit module and DC/DC circuit module, and direct-furnish controller is communicated with master controller by communication interface modular converter.The present embodiment direct-furnish combination direct-furnish controller chip is the DSP control chip TMS320F2812 of TI company; the function mainly completed comprises: pfc circuit controls and protection; DC/DC control circui and protection; VD, current sampling and protecting control, carry out information exchange etc. by communication interface modular converter access RS485 universal serial bus and main control singlechip.This combination utilizes data operation and the managerial ability of TI company 2000 series DSP, directly carries out the Detection & Controling of PFC and DC/DC translation circuit, eliminates traditional PFC and pwm chip.
Figure 4 shows that this control system inversion unitized construction block diagram, this inversion combination comprises inverter controller, the interchange output detections module be connected with inverter controller, booster circuit detection module, inverter circuit detection module, exchange and export solid-state switch control module, booster circuit module and inverter circuit module, inverter controller is communicated with master controller by communication interface modular converter.The present embodiment inversion combination inverter controller chip is the DSP control chip TMS320F2812 of TI company; the function mainly completed comprises: booster circuit controls and protection; inverter circuit controls and protection; ac output voltage, current sampling and protecting control, carry out information exchange etc. by communication interface modular converter access RS485 universal serial bus and main control singlechip.This combination utilizes data operation and the managerial ability of TI company 2000 series DSP, directly carries out the Detection & Controling of boosting and inversion translation circuit, eliminates traditional PWM and SPWM control chip.
Figure 5 shows that this control system charging unitized construction block diagram, described charging combination comprises charge controller, the battery status detection module be connected with charge controller, pfc circuit detection module, charge circuit detection module, rechargeable solid-state switch control module, pfc circuit module and charging circuit module, charge controller is communicated with master controller by communication interface modular converter.The present embodiment charge controller chip is that the function that the DSP control chip TMS320F2812 of TI company mainly completes is as follows: pfc circuit controls and protection; DC/DC charge circuit controls and protection; battery tension, current sampling and protecting control, carry out information exchange etc. by communication interface modular converter access RS485 universal serial bus and main control singlechip.This combination utilizes data operation and the managerial ability of TI company 2000 series DSP, directly carries out the Detection & Controling of PFC and DC/DC charging translation circuit, eliminates traditional PFC and pwm chip.
The present embodiment is according to the analysis to control combination functional requirement, and control combination software is controlled subprogram, state display subroutine, thermometric subprogram and RS485 communicator program etc. formed by main program, state detection subprogram, output.
As shown in Figure 6, be the system main program flow chart of vehicle power rack two-stage intelligent control system implementation method, the method comprises the following steps:
(1) master controller of main control unit control combination is started, and initialization;
(2) start charging combination, charging combination sends information to control combination master controller;
(3) detect the information whether receiving charging combination and send, if do not receive, then continue to wait for;
(4) if receive, power supply whether reversal connection is judged, if reversal connection, then display alarm;
(5) if non-reversal connection, starting state detection module;
(6) start-up temperature detection module;
(7) output control module is started;
(8) timing is judged whether, if timing arrives, then start interruption, combine with direct-furnish combination, inversion or charge and be combined into row data exchange and inquiry, carry out showing after data exchange inquiry and the process such as warning, and circulate before turning back to state detection module next time;
(9) if timing does not arrive, then directly carry out showing and the process operation such as warning, and circulate before turning back to state detection module next time.
Be illustrated in figure 7 the diagram of circuit of performing step in said method (5) state-detection, content is as follows:
(1) AD conversion is started;
(2) judge whether AD conversion completes, if do not complete, then continue to wait for; If complete, then proceed to next step;
(3) check whether AD conversion result transfinites, if transfinite, then this transformation result is invalid, directly terminates, if do not transfinite, then proceeds to next step;
(4) filtering process is carried out to the data be converted to;
(5) judge whether these data are less than under-voltage setting value, if so, then put AC undervoltage mark, termination routine, if not, then proceed to next step;
(6) judge whether these data are greater than overvoltage setting value, if not, then directly terminate, exchange overvoltage mark if then put, termination routine.
Be illustrated in figure 8 performing step in said method (7) and export the diagram of circuit controlled, content is as follows:
(1) whether normally judge to exchange input;
(2) normal if exchange input, then control to exchange the conducting of input solid-state switch, reset civil power normally indicates, jumps to step (5);
(3) if exchange input mal, then control to exchange input solid-state switch and disconnect, and judge that whether battery is under-voltage;
(4) if battery undervoltage, then directly close accessory feed and terminate; If battery is normal, jump to step (5);
(5) judge whether start delay time arrives, if do not arrive, then closes accessory feed, if arrived, then start control system accessory feed;
(6); Judge whether temperature is greater than 45
0c, if so, then starts radiator fan and terminates; If not, then close radiator fan and terminate.
Be illustrated in figure 9 the diagram of circuit of performing step in said method (8) interrupt inquiry, content is as follows:
(1) enter interrupt routine, receive first data;
(2) judge whether these data conform to address;
(3) if conform to, then function code is obtained;
(4) judge it is receive direct-furnish combination, inversion combination or charging data splitting, or send data to direct-furnish combination, inversion combination or charging combination;
(5) if send data, then send address, function code and data, reply after direct-furnish combination, inversion combination or charging combination receive signal, acknowledge signal display direct-furnish combination, inversion combination or charging combination correctly receive, then end interrupt, if mal, then enters error handler;
(6) if receive data, then acknowledge signal is sent, the process of line correlation information of going forward side by side, end interrupt program.
The two-stage intelligent control system of vehicle power rack of the present invention, control combination is mainly collected and is come together each assembled state information, then relevant information is transmitted to relevant combination, and realizes state display and operation by control panel; Direct-furnish combination is responsible for gathering DC converting part related status information, and controls direct current output in conjunction with the related status information that control combination issues; Collection interchange output and Converting Unit related status information are responsible in inversion combination, and combine the related status information control interchange output controlling control combination and issue; Charging combined control system is responsible for the related status information gathering storage battery and charge circuit thereof, and carries out intelligent management in conjunction with the related status information that control combination issues to storage battery.Defect that control system of the present invention overcomes that the intelligence degree that conventional power source equipment single-stage mode exists is low, speed of response is slow, control accuracy is poor etc.
Claims (4)
1. the implementation method of vehicle power rack two-stage intelligent control system, is characterized in that, comprise the following steps:
(1) master controller of main control unit control combination is started, and initialization;
(2) start charging combination, charging combination sends information to control combination master controller;
(3) detect the information whether receiving charging combination and send, if do not receive, then continue to wait for;
(4) if receive, storage battery whether reversal connection is judged, if reversal connection, then display alarm;
(5) if non-reversal connection, starting state detection module;
(6) start-up temperature detection module;
(7) output control module is started;
(8) timing is judged whether, if timing arrives, then start interruption, combine with direct-furnish combination, inversion or charge and be combined into row data exchange and inquiry, carry out after data exchange inquiry showing and alert process operation, and circulate before turning back to state detection module next time;
(9) if timing does not arrive, then directly carry out showing and alert process operation, and circulate before turning back to state detection module next time.
2. the implementation method of vehicle power rack two-stage intelligent control system according to claim 1, it is characterized in that, the step of performing step (5) state-detection is as follows:
(1) AD conversion is started;
(2) judge whether AD conversion completes, if do not complete, then continue to wait for; If complete, then proceed to next step;
(3) check whether AD conversion result transfinites, if transfinite, then this transformation result is invalid, directly terminates, if do not transfinite, then proceeds to next step;
(4) filtering process is carried out to the data be converted to;
(5) judge whether these data are less than under-voltage setting value, if so, then put AC undervoltage mark, termination routine, if not, then proceed to next step;
(6) judge whether these data are greater than overvoltage setting value, if not, then directly terminate, exchange overvoltage mark if then put, termination routine.
3. the implementation method of vehicle power rack two-stage intelligent control system according to claim 1, is characterized in that, it is as follows that performing step (7) exports the step controlled:
(1) whether normally judge to exchange input;
(2) normal if exchange input, then control to exchange the conducting of input solid-state switch, reset civil power normally indicates, jumps to step (5);
(3) if exchange input mal, then control to exchange input solid-state switch and disconnect, and judge that whether battery is under-voltage;
(4) if battery undervoltage, then directly close accessory feed and terminate; If battery is normal, jump to step (5);
(5) judge whether start delay time arrives, if do not arrive, then closes accessory feed, if arrived, then start control system accessory feed;
(6) judge whether temperature is greater than 45
oc, if so, then starts radiator fan and terminates; If not, then close radiator fan and terminate.
4. the implementation method of vehicle power rack two-stage intelligent control system according to claim 1, it is characterized in that, the step of performing step (8) interrupt inquiry is as follows:
(1) enter interrupt routine, receive first data;
(2) judge whether these first data conforms to address;
(3) if conform to, then function code is obtained;
(4) judge it is receive direct-furnish combination, inversion combination or charging data splitting, or send data to direct-furnish combination, inversion combination or charging combination;
(5) if send data, then send address, function code and data, reply after direct-furnish combination, inversion combination or charging combination receive signal, acknowledge signal display direct-furnish combination, inversion combination or charging combination correctly receive, then end interrupt, if mal, then enters error handler;
(6) if receive data, then acknowledge signal is sent, the process of line correlation information of going forward side by side, end interrupt program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310032677.9A CN103072533B (en) | 2013-01-29 | 2013-01-29 | The implementation method of the two-stage intelligent control system of vehicle power rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310032677.9A CN103072533B (en) | 2013-01-29 | 2013-01-29 | The implementation method of the two-stage intelligent control system of vehicle power rack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103072533A CN103072533A (en) | 2013-05-01 |
| CN103072533B true CN103072533B (en) | 2016-03-02 |
Family
ID=48149292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310032677.9A Expired - Fee Related CN103072533B (en) | 2013-01-29 | 2013-01-29 | The implementation method of the two-stage intelligent control system of vehicle power rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103072533B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104580481A (en) * | 2015-01-16 | 2015-04-29 | 河南机电高等专科学校 | Cloud computing device with high operation property |
| CN107910927B (en) * | 2017-12-27 | 2019-11-01 | 国网福建省电力有限公司 | Patrol unmanned locomotive team calamity is for vehicle-mounted emergent charging system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947551Y (en) * | 2006-08-23 | 2007-09-12 | 中国人民解放军总装备部汽车试验场 | Vehicle-mounted power management system |
| CN102470811A (en) * | 2010-03-30 | 2012-05-23 | 欧陆汽车有限责任公司 | On-board power supply for vehicle and control device for on-board power supply |
| CN202565004U (en) * | 2012-06-05 | 2012-11-28 | 东北石油大学 | Vehicle-mounted power supply intelligent manager |
| CN202634051U (en) * | 2012-04-17 | 2012-12-26 | 重庆威萨特科技发展有限公司 | Vehicle power supply integrated controller |
| CN203172569U (en) * | 2013-01-29 | 2013-09-04 | 中国人民解放军重庆通信学院 | Two-stage intelligent control system of vehicle-mounted power supply equipment cabinet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004280294A (en) * | 2003-03-13 | 2004-10-07 | Calsonic Kansei Corp | Onboard power supply management device |
-
2013
- 2013-01-29 CN CN201310032677.9A patent/CN103072533B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947551Y (en) * | 2006-08-23 | 2007-09-12 | 中国人民解放军总装备部汽车试验场 | Vehicle-mounted power management system |
| CN102470811A (en) * | 2010-03-30 | 2012-05-23 | 欧陆汽车有限责任公司 | On-board power supply for vehicle and control device for on-board power supply |
| CN202634051U (en) * | 2012-04-17 | 2012-12-26 | 重庆威萨特科技发展有限公司 | Vehicle power supply integrated controller |
| CN202565004U (en) * | 2012-06-05 | 2012-11-28 | 东北石油大学 | Vehicle-mounted power supply intelligent manager |
| CN203172569U (en) * | 2013-01-29 | 2013-09-04 | 中国人民解放军重庆通信学院 | Two-stage intelligent control system of vehicle-mounted power supply equipment cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103072533A (en) | 2013-05-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201536275U (en) | Multifunctional switch power supply | |
| CN103000964B (en) | Controller of battery management system | |
| CN113341243B (en) | Flexible direct current converter valve power module test system | |
| CN102638085A (en) | Intelligent storage battery charging and management device for electric vehicles | |
| CA2753456A1 (en) | Power supply control device and ventilating device using same | |
| CN204721085U (en) | A kind of off-line UPS power-supply management system | |
| CN201928080U (en) | Power supply detecting and switching device | |
| CN101478257B (en) | Parallel-connectable power inverter, inverter system, and synchronous control method for the system | |
| CN204013276U (en) | A kind of based on numerically controlled bidirectional energy-storage current transformer hardware system | |
| CN203617729U (en) | Modularization emergency power supply unit | |
| CN113394867A (en) | Intelligent control energy storage system of 5G communication equipment | |
| CN103072533B (en) | The implementation method of the two-stage intelligent control system of vehicle power rack | |
| CN222022560U (en) | Uninterrupted wind-solar storage charging pile system | |
| CN203172569U (en) | Two-stage intelligent control system of vehicle-mounted power supply equipment cabinet | |
| CN113320554A (en) | Battery management system for rail transit | |
| CN103607824B (en) | A kind of controlling apparatus for indicator lamp and system | |
| CN113659673B (en) | A fast charging and grid connection device based on energy storage power supply and its working method | |
| CN202696285U (en) | Boundary switch controller | |
| CN111890984B (en) | Voltage conversion control system of electric automobile | |
| CN109494866A (en) | A kind of power-supply management system | |
| CN210286365U (en) | Power grid sampling module of elevator power failure emergency leveling device | |
| CN114024368A (en) | Hybrid micro-grid application platform and control method thereof | |
| CN203180610U (en) | Vehicle power supply storage battery combination capable of automatically parallel operating | |
| CN202696172U (en) | Improved inverter for battery discharge of electric automobile | |
| CN201690357U (en) | Intelligent power supply under single-phase/three-phase multicircuit control |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| 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: 20160302 Termination date: 20170129 |