CN103516045A - Self-start control method of mobile power supply system - Google Patents

Self-start control method of mobile power supply system Download PDF

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Publication number
CN103516045A
CN103516045A CN201310481545.4A CN201310481545A CN103516045A CN 103516045 A CN103516045 A CN 103516045A CN 201310481545 A CN201310481545 A CN 201310481545A CN 103516045 A CN103516045 A CN 103516045A
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voltage
energy
dsp controller
self
control method
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CN201310481545.4A
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CN103516045B (en
Inventor
陶以彬
吴福保
杨波
李官军
王德顺
张新龙
刘欢
俞斌
桑丙玉
胡金杭
鄢盛驰
冯鑫振
曹远志
周晨
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State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
China Electric Power Research Institute Co Ltd CEPRI
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State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
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Abstract

The invention provides a self-start control method of a mobile power supply system. The method uses a power supply conversion module. The method comprises the steps that A, a battery management system and a DSP controller are started; B, an energy storage battery is detected; and C, the DSP controller controls an energy storage inverter to output alternating current voltage for power supply. Compared with the prior art, the self-start control method of the mobile power supply system, which is provided by the invention, realizes safe, reliable and uninterrupted power supply of the mobile power supply system.

Description

A kind of self-starting control method of portable electric power system
Technical field
The present invention relates to a kind of electric power system self-starting control method, specifically relate to a kind of self-starting control method of portable electric power system.
Background technology
Follow electricity consumption client's rapid growth, portable electric power system is arisen at the historic moment, this system be take ambulatory business car as carrier, by wireless networking mode at a high speed, power supply window is directly extended near client family, realize the interaction response between electric company and electricity consumption client, for client provides the professional interactive service platform of convenient, fast a, science, efficient, hommization.The portable electric power system of Present Domestic mainly adopts diesel engine generator, but the noise of diesel engine generator is large, pollutes and weighs, and cost of electricity-generating is high; Along with the energy-saving and emission-reduction implementation of China, the progress of generation of electricity by new energy technology, Mobile energy storage electric power system is just obtaining applying more and more widely.The energy storage industry of the states such as current America and Europe has been put into national strategy height, and these countries, by strong industrial policy and lasting input, constantly carry out innovation and the research and development of energy storage industry; Wherein Mobile energy storage electric power system is the important development direction in current distributed energy storage, and it has in feature , city guarantor's electricity such as flexibility, economy and emergency backup power supply and has wide popularization market.
Yet Mobile energy storage electric power system of the prior art is owing to adopting uninterrupted power supply (Uninterruptible Power System, UPS) self-starting that powers on, the electrification time of uninterrupted power supply is limited, causes Mobile energy storage electric power system under without electric condition, not carry out self-starting control for a long time; If increase the electrification time of uninterrupted power supply by increasing the capacity of uninterrupted power supply, will inevitably improve the cost of Mobile energy storage electric power system.Therefore, provide a kind of and can effectively reduce Mobile energy storage electric power system cost, the self-starting control method of portable electric power system that simultaneously increases the power supply reliability of this system seems particularly important.
Summary of the invention
In order to meet the needs of prior art, the self-starting control method that the invention provides a kind of portable electric power system in, described method is used power transfer module; Described method comprises the steps:
A, startup battery management system and dsp controller;
B, detection energy-storage battery; And
C, described dsp controller are controlled energy accumulation current converter output AC voltage and are powered.
Preferably, described power transfer module is to comprise DC conversion modules and the duplicate supply modular converter that exchanges modular converter; Described energy accumulation current converter is bidirectional energy-storage current transformer; Described steps A comprises from net startup mode of operation and grid-connected startup mode of operation;
Preferably, while starting mode of operation from net: described DC conversion modules converts the power supply of described energy-storage battery to 24V direct voltage by 450V-800V power transfer module, described 24V direct voltage is to described battery management system and the power supply of described dsp controller; During grid-connected startup mode of operation: described interchange modular converter converts the AC incoming power of described portable electric power system to 24V direct voltage by 380V power transfer module, described 24V direct voltage is to described battery management system and the power supply of described dsp controller;
Preferably, battery management system described in described step B detects voltage and the temperature of described energy-storage battery; If the monomer voltage of described energy-storage battery normally starts described energy accumulation current converter; If described monomer voltage extremely starts fault alarm;
Preferably, dsp controller described in described step C receives by CAN bus the normal operation signal that described battery management system sends;
While starting mode of operation from net: described dsp controller detects the direct voltage of described energy-storage battery, cabinet temperature and rack humidity after receiving described normal operation signal; If described direct voltage, described cabinet temperature and described rack humidity are normal, described energy accumulation current converter constant voltage/constant frequency output 380V alternating voltage is powered; If described direct voltage, described cabinet temperature and described rack humidity are abnormal, start fault alarm;
During grid-connected startup mode of operation: described dsp controller detects synchronization AC voltage, described cabinet temperature and described rack humidity after receiving described normal operation signal; If described synchronization AC voltage, described cabinet temperature and described rack humidity are normal, described energy accumulation current converter constant voltage/constant current output 380V alternating voltage is powered; If described synchronization AC voltage, described cabinet temperature and described rack humidity are abnormal, start fault alarm;
Preferably, described battery management system detects the direct voltage of described energy-storage battery and temperature; If described direct voltage and temperature are normal, to described dsp controller, send described normal operation signal; If described direct voltage and temperature anomaly, start fault alarm; Described AC load comprises air-conditioning, ventilation axial flow blower, illumination and the cable hoist of internal container;
Preferably, described battery management system comprises monitoring unit; Described monitoring unit communicates to connect by CAN bus and described dsp controller, described power transfer module, described energy accumulation current converter and described energy-storage battery; Described monitoring unit carries out real-time data acquisition and monitoring to described dsp controller, described power transfer module, described energy accumulation current converter and described energy-storage battery.
Compare with immediate prior art, excellent effect of the present invention is:
1,, in technical solution of the present invention, the self-starting that adopts battery management system control energy-storage battery or synchronization AC power supply output AC voltage to realize portable electric power system is controlled;
2, in technical solution of the present invention, the Starting mode of battery management system and dsp controller comprises that, from netting startup mode of operation and grid-connected startup mode of operation, no matter energy-storage battery works still to break down all can guarantee the power supply that Mobile energy storage system is uninterrupted, reliable and stable;
3,, in technical solution of the present invention, after energy-storage battery breaks down, adopt the grid-connected startup mode of operation of Mobile energy storage system, in the time of power supply, can charge to energy-storage battery, for energy-storage battery power supply provides energy, convenient and swift, effectively improved the power supplying efficiency of Mobile energy storage system;
4,, in technical solution of the present invention, battery management system and dsp controller detect the powered operation conditions such as voltage, cabinet temperature and rack humidity can carry out fault alarm when abnormal, facilitates technical staff to overhaul;
5,, in technical solution of the present invention, battery management system and dsp controller, by CAN bus communication, have been guaranteed the safety and reliability of signal communication;
6, the self-starting control method of a kind of portable electric power system provided by the invention, has realized the safe and reliable uninterrupted power supply of portable electric power system.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Fig. 1 is: the portable electric power system structure chart of the embodiment of the present invention;
Fig. 2 is: in the embodiment of the present invention, from net, start battery management system workflow diagram under mode of operation;
Fig. 3 is: in the embodiment of the present invention, from net, start dsp controller workflow diagram under mode of operation;
Fig. 4 is: grid-connected startup mode of operation downward moving electric power system self-starting control method flow chart in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described.
Fig. 1 shows the portable electric power system structure chart of the self-starting control method that adopts a kind of portable electric power system provided by the invention in the present embodiment.The energy-storage battery of described portable electric power system is connected with bidirectional energy-storage current transformer by D.C. contactor K1; Bidirectional energy-storage current transformer is connected with portable electric power system output, AC load respectively by A.C. contactor K2, A.C. contactor K3; Battery management system detects the voltage of energy-storage battery and temperature; Dsp controller detects direct voltage, cabinet temperature and rack voltage; Battery management system and dsp controller are by CAN bus communication; Duplicate supply modular converter comprises DC conversion modules and exchanges modular converter; AC load comprises the high power AC loads such as air-conditioning, ventilation axial flow blower, illumination and cable hoist of A.C. contactor K2, A.C. contactor K3 and internal container; DC load comprises the low pressure low-power loads such as D.C. contactor K1, battery management system, dsp controller and supervisory control system;
In described self-starting control method provided by the invention, the start-up mode of battery management system and dsp controller comprises from net startup mode of operation and grid-connected startup mode of operation;
While starting mode of operation from net: DC conversion modules converts the power supply of described energy-storage battery to 24V direct voltage by 450V-800V power transfer module, described 24V direct voltage is to battery management system and dsp controller power supply; During grid-connected startup mode of operation: exchange modular converter and convert the AC incoming power of portable electric power system to 24V direct voltage by 380V power transfer module, described 24V direct voltage is to battery management system and dsp controller power supply.
Fig. 2 shows the workflow diagram that starts battery management system under mode of operation in the present embodiment from net; Battery management system detects direct voltage and the temperature of energy-storage battery; If the monomer voltage of energy-storage battery is closed D.C. contactor K1 normally, to the power supply of bidirectional energy-storage current transformer and send normal operation signal to dsp controller; If monomer voltage extremely starts fault alarm tripping D.C. contactor K1.
Fig. 3 shows in the present embodiment and starts dsp controller workflow diagram under mode of operation from net;
Direct voltage, cabinet temperature and rack humidity that dsp controller connects energy-storage battery detect; If the direct voltage of energy-storage battery, cabinet temperature and rack humidity are normal, closed A.C. contactor K2, bidirectional energy-storage current transformer constant voltage/constant frequency is controlled output 380V alternating voltage and is powered; If the direct voltage of energy-storage battery, cabinet temperature and rack humidity are abnormal, start fault alarm tripping A.C. contactor K2;
Fig. 4 shows grid-connected startup mode of operation downward moving electric power system self-starting control method flow chart in the embodiment of the present invention; Battery management system detects voltage and the temperature of energy-storage battery; If described voltage and temperature are normally directly powered to dsp controller; If described voltage and temperature anomaly start fault alarm tripping A.C. contactor K2; Dsp controller is to the synchronization AC voltage of the AC incoming power of portable electric power system, cabinet temperature and rack Humidity Detection; If synchronization AC voltage, cabinet temperature and rack humidity are normal, closed A.C. contactor K2, bidirectional energy-storage current transformer constant voltage/constant current is controlled output 380V alternating voltage and is powered; If AC incoming power, cabinet temperature and rack humidity are abnormal, start fault alarm tripping A.C. contactor K2.
Battery management system comprises monitoring unit; Monitoring unit communicates to connect by CAN bus and dsp controller, power transfer module, energy accumulation current converter and energy-storage battery; Monitoring unit carries out real-time data acquisition and monitoring to dsp controller, power transfer module, energy accumulation current converter and energy-storage battery.
Finally should be noted that: described embodiment is only the application's part embodiment, rather than whole embodiment.Embodiment based in the application, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the application's protection.

Claims (7)

1. a self-starting control method for portable electric power system, is characterized in that, described method is used power transfer module; Described method comprises the steps:
A, startup battery management system and dsp controller;
B, detection energy-storage battery; And
C, described dsp controller are controlled energy accumulation current converter output AC voltage and are powered.
2. the self-starting control method of a kind of portable electric power system as claimed in claim 1, is characterized in that, described power transfer module is to comprise DC conversion modules and the duplicate supply modular converter that exchanges modular converter; Described energy accumulation current converter is bidirectional energy-storage current transformer; Described steps A comprises from net startup mode of operation and grid-connected startup mode of operation.
3. the self-starting control method of a kind of portable electric power system as claimed in claim 2, it is characterized in that, while starting mode of operation from net: described DC conversion modules converts the power supply of described energy-storage battery to 24V direct voltage by 450V-800V power transfer module, described 24V direct voltage is to described battery management system and the power supply of described dsp controller; During grid-connected startup mode of operation: described interchange modular converter converts the AC incoming power of described portable electric power system to 24V direct voltage by 380V power transfer module, described 24V direct voltage is to described battery management system and the power supply of described dsp controller.
4. the self-starting control method of a kind of portable electric power system as claimed in claim 1, is characterized in that, battery management system described in described step B detects voltage and the temperature of described energy-storage battery; If the monomer voltage of described energy-storage battery normally starts described energy accumulation current converter; If described monomer voltage extremely starts fault alarm.
5. the self-starting control method of a kind of portable electric power system as claimed in claim 1, is characterized in that, dsp controller described in described step C receives by CAN bus the normal operation signal that described battery management system sends;
While starting mode of operation from net: described dsp controller detects the direct voltage of described energy-storage battery, cabinet temperature and rack humidity after receiving described normal operation signal; If described direct voltage, described cabinet temperature and described rack humidity are normal, described energy accumulation current converter constant voltage/constant frequency output 380V alternating voltage is powered; If described direct voltage, described cabinet temperature and described rack humidity are abnormal, start fault alarm;
During grid-connected startup mode of operation: described dsp controller detects synchronization AC voltage, described cabinet temperature and described rack humidity after receiving described normal operation signal; If described synchronization AC voltage, described cabinet temperature and described rack humidity are normal, described energy accumulation current converter constant voltage/constant current output 380V alternating voltage is powered; If described synchronization AC voltage, described cabinet temperature and described rack humidity are abnormal, start fault alarm.
6. the self-starting control method of a kind of portable electric power system as claimed in claim 5, is characterized in that, described battery management system detects the direct voltage of described energy-storage battery and temperature; If described direct voltage and temperature are normal, to described dsp controller, send described normal operation signal; If described direct voltage and temperature anomaly, start fault alarm; Described AC load comprises air-conditioning, ventilation axial flow blower, illumination and the cable hoist of internal container.
7. the self-starting control method of a kind of portable electric power system as described in claim 1-6 any one, is characterized in that, described battery management system comprises monitoring unit; Described monitoring unit communicates to connect by CAN bus and described dsp controller, described power transfer module, described energy accumulation current converter and described energy-storage battery; Described monitoring unit carries out real-time data acquisition and monitoring to described dsp controller, described power transfer module, described energy accumulation current converter and described energy-storage battery.
CN201310481545.4A 2013-10-15 2013-10-15 A kind of booting-self controller method of portable electric power system Active CN103516045B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104682431A (en) * 2015-02-16 2015-06-03 江苏中天科技股份有限公司 Self-starting method and self-starting system of energy storage converter
CN106598104A (en) * 2017-01-05 2017-04-26 刘泽法 Lithium battery temperature digital controller
CN110518690A (en) * 2019-09-20 2019-11-29 国网江苏省电力有限公司镇江供电分公司 Mobile energy storage system and control method
WO2020151665A1 (en) * 2019-01-24 2020-07-30 宁德时代新能源科技股份有限公司 Power storage system and self-starting method therefor
CN112039100A (en) * 2020-08-18 2020-12-04 量道(深圳)储能科技有限公司 Energy storage device with black start function and black start method
WO2022193165A1 (en) * 2021-03-17 2022-09-22 华为数字能源技术有限公司 Energy storage system, and power supply method for battery management system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1835332A (en) * 2006-03-25 2006-09-20 合肥工业大学 Photovoltaic converter with functions of disconnecting net, connecting net, charging control and regulating power
CN102882237A (en) * 2011-07-15 2013-01-16 珠海银通新能源有限公司 Intelligent energy storage machine and operating method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1835332A (en) * 2006-03-25 2006-09-20 合肥工业大学 Photovoltaic converter with functions of disconnecting net, connecting net, charging control and regulating power
CN102882237A (en) * 2011-07-15 2013-01-16 珠海银通新能源有限公司 Intelligent energy storage machine and operating method thereof

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104682431A (en) * 2015-02-16 2015-06-03 江苏中天科技股份有限公司 Self-starting method and self-starting system of energy storage converter
CN104682431B (en) * 2015-02-16 2017-04-19 江苏中天科技股份有限公司 Self-starting method and self-starting system of energy storage converter
CN106598104A (en) * 2017-01-05 2017-04-26 刘泽法 Lithium battery temperature digital controller
WO2020151665A1 (en) * 2019-01-24 2020-07-30 宁德时代新能源科技股份有限公司 Power storage system and self-starting method therefor
US11777309B2 (en) 2019-01-24 2023-10-03 Contemporary Amperex Technology Co., Limited Energy storage system and self-start method thereof
CN110518690A (en) * 2019-09-20 2019-11-29 国网江苏省电力有限公司镇江供电分公司 Mobile energy storage system and control method
CN112039100A (en) * 2020-08-18 2020-12-04 量道(深圳)储能科技有限公司 Energy storage device with black start function and black start method
WO2022193165A1 (en) * 2021-03-17 2022-09-22 华为数字能源技术有限公司 Energy storage system, and power supply method for battery management system

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